101604754394 has 36 divisors (see below), whose sum is σ = 180439938378. Its totient is φ = 42623863920.

The previous prime is 101604754393. The next prime is 101604754417. The reversal of 101604754394 is 493457406101.

It can be written as a sum of positive squares in only one way, i.e., 97696879225 + 3907875169 = 312565^2 + 62513^2 .

It is a super-2 number, since 2×101604754394² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101604754393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17875877 + ... + 17881559.

Almost surely, 2^101604754394 is an apocalyptic number.

101604754394 is a deficient number, since it is larger than the sum of its proper divisors (78835183984).

101604754394 is an frugal number, since it uses more digits than its factorization.

101604754394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11403 (or 5709 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 101604754394 in words is "one hundred one billion, six hundred four million, seven hundred fifty-four thousand, three hundred ninety-four".