73618835025 has 12 divisors (see below), whose sum is σ = 121716474032. Its totient is φ = 39263378640.

The previous prime is 73618835021. The next prime is 73618835047. The reversal of 73618835025 is 52053881637.

It is not a de Polignac number, because 73618835025 - 2² = 73618835021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73618835021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 490792159 + ... + 490792308.

Almost surely, 2^73618835025 is an apocalyptic number.

73618835025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73618835025 is a deficient number, since it is larger than the sum of its proper divisors (48097639007).

73618835025 is a wasteful number, since it uses less digits than its factorization.

73618835025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981584480 (or 981584475 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 73618835025 in words is "seventy-three billion, six hundred eighteen million, eight hundred thirty-five thousand, twenty-five".