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68466624604 = 2272445236593
BaseRepresentation
bin111111110000111011…
…011100100001011100
320112201120000220021021
4333300323130201130
52110204423441404
651241513213524
74642444464310
oct776073344134
9215646026237
1068466624604
1127044696484
12113294012a4
1365c186ac31
143457105b40
151baabc2454
hexff0edc85c

68466624604 has 12 divisors (see below), whose sum is σ = 136933249264. Its totient is φ = 29342839104.

The previous prime is 68466624601. The next prime is 68466624607. The reversal of 68466624604 is 40642666486.

It is an interprime number because it is at equal distance from previous prime (68466624601) and next prime (68466624607).

68466624604 is an admirable number.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68466624601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1222618269 + ... + 1222618324.

Almost surely, 268466624604 is an apocalyptic number.

It is an amenable number.

68466624604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

68466624604 is a wasteful number, since it uses less digits than its factorization.

68466624604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2445236604 (or 2445236602 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 52.

The spelling of 68466624604 in words is "sixty-eight billion, four hundred sixty-six million, six hundred twenty-four thousand, six hundred four".

Divisors: 1 2 4 7 14 28 2445236593 4890473186 9780946372 17116656151 34233312302 68466624604