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57994606194 = 23713187104711
BaseRepresentation
bin110110000000101111…
…110111011001110010
312112200202002020121120
4312000233313121302
51422233104344234
642350425403110
74122106006350
oct660057673162
9175622066546
1057994606194
1122660497008
12b2a6339496
135613144a35
142b423d27d0
151796677049
hexd80bf7672

57994606194 has 32 divisors (see below), whose sum is σ = 132570418176. Its totient is φ = 16568472720.

The previous prime is 57994606183. The next prime is 57994606199. The reversal of 57994606194 is 49160649975.

It is not an unprimeable number, because it can be changed into a prime (57994606199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501499 + ... + 606209.

It is an arithmetic number, because the mean of its divisors is an integer number (4142825568).

Almost surely, 257994606194 is an apocalyptic number.

57994606194 is an abundant number, since it is smaller than the sum of its proper divisors (74575811982).

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

57994606194 is a wasteful number, since it uses less digits than its factorization.

57994606194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117910.

The product of its (nonzero) digits is 14696640, while the sum is 60.

The spelling of 57994606194 in words is "fifty-seven billion, nine hundred ninety-four million, six hundred six thousand, one hundred ninety-four".

Divisors: 1 2 3 6 7 14 21 42 13187 26374 39561 79122 92309 104711 184618 209422 276927 314133 553854 628266 732977 1465954 2198931 4397862 1380823957 2761647914 4142471871 8284943742 9665767699 19331535398 28997303097 57994606194