104592087649 has 27 divisors (see below), whose sum is σ = 124438704177. Its totient is φ = 87653646024.

The previous prime is 104592087647. The next prime is 104592087653. The reversal of 104592087649 is 946780295401.

The square root of 104592087649 is 323407.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 104592087649 - 2¹ = 104592087647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104592087649.

It is not an unprimeable number, because it can be changed into a prime (104592087643) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 106400412 + ... + 106401394.

Almost surely, 2^104592087649 is an apocalyptic number.

104592087649 is the 323407-th square number.

104592087649 is the 161704-th centered octagonal number.

It is an amenable number.

104592087649 is a deficient number, since it is larger than the sum of its proper divisors (19846616528).

104592087649 is an frugal number, since it uses more digits than its factorization.

104592087649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074 (or 1037 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 104592087649 in words is "one hundred four billion, five hundred ninety-two million, eighty-seven thousand, six hundred forty-nine".