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4870772664 = 2331983128693
BaseRepresentation
bin1001000100101001…
…00001011110111000
3110120110012212222120
410202110201132320
534433404211124
62123153321240
7231462612252
oct44224413670
913513185876
104870772664
11207a47365a
12b3b266220
135c8153a04
14342c62cd2
151d792bd79
hex1225217b8

4870772664 has 64 divisors (see below), whose sum is σ = 12972355200. Its totient is φ = 1519595136.

The previous prime is 4870772657. The next prime is 4870772677. The reversal of 4870772664 is 4662770784.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26499 + ... + 102194.

It is an arithmetic number, because the mean of its divisors is an integer number (202693050).

Almost surely, 24870772664 is an apocalyptic number.

It is an amenable number.

4870772664 is an abundant number, since it is smaller than the sum of its proper divisors (8101582536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4870772664 is a wasteful number, since it uses less digits than its factorization.

4870772664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128804 (or 128800 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 51.

The square root of 4870772664 is about 69790.9210714402. The cubic root of 4870772664 is about 1695.1154672864.

The spelling of 4870772664 in words is "four billion, eight hundred seventy million, seven hundred seventy-two thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 19 24 38 57 76 83 114 152 166 228 249 332 456 498 664 996 1577 1992 3154 4731 6308 9462 12616 18924 37848 128693 257386 386079 514772 772158 1029544 1544316 2445167 3088632 4890334 7335501 9780668 10681519 14671002 19561336 21363038 29342004 32044557 42726076 58684008 64089114 85452152 128178228 202948861 256356456 405897722 608846583 811795444 1217693166 1623590888 2435386332 4870772664