102065601520520 has 64 divisors (see below), whose sum is σ = 252866010340800. Its totient is φ = 36767897217280.

The previous prime is 102065601520501. The next prime is 102065601520523. The reversal of 102065601520520 is 25025106560201.

It is not an unprimeable number, because it can be changed into a prime (102065601520523) 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, 1083912155 + ... + 1084006314.

It is an arithmetic number, because the mean of its divisors is an integer number (3951031411575).

Almost surely, 2^{102065601520520} is an apocalyptic number.

102065601520520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102065601520520 is an abundant number, since it is smaller than the sum of its proper divisors (150800408820280).

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

102065601520520 is a wasteful number, since it uses less digits than its factorization.

102065601520520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167918598 (or 2167918594 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 102065601520520 in words is "one hundred two trillion, sixty-five billion, six hundred one million, five hundred twenty thousand, five hundred twenty".