102641578028825 has 48 divisors (see below), whose sum is σ = 141516374693760. Its totient is φ = 73223442432000.

The previous prime is 102641578028819. The next prime is 102641578028831. The reversal of 102641578028825 is 528820875146201.

It is an interprime number because it is at equal distance from previous prime (102641578028819) and next prime (102641578028831).

It is not a de Polignac number, because 102641578028825 - 2⁴ = 102641578028809 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9496040 + ... + 17188889.

It is an arithmetic number, because the mean of its divisors is an integer number (2948257806120).

Almost surely, 2^{102641578028825} is an apocalyptic number.

It is an amenable number.

102641578028825 is a deficient number, since it is larger than the sum of its proper divisors (38874796664935).

102641578028825 is a wasteful number, since it uses less digits than its factorization.

102641578028825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26685218 (or 26685213 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 59.

The spelling of 102641578028825 in words is "one hundred two trillion, six hundred forty-one billion, five hundred seventy-eight million, twenty-eight thousand, eight hundred twenty-five".