102540043704 has 64 divisors (see below), whose sum is σ = 303074035200. Its totient is φ = 28286907264.

The previous prime is 102540043691. The next prime is 102540043717. The reversal of 102540043704 is 407340045201.

It is an interprime number because it is at equal distance from previous prime (102540043691) and next prime (102540043717).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10518532 + ... + 10528275.

It is an arithmetic number, because the mean of its divisors is an integer number (4735531800).

Almost surely, 2^102540043704 is an apocalyptic number.

102540043704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

102540043704 is an abundant number, since it is smaller than the sum of its proper divisors (200533991496).

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

102540043704 is a wasteful number, since it uses less digits than its factorization.

102540043704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21046852 (or 21046848 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

Adding to 102540043704 its reverse (407340045201), we get a palindrome (509880088905).

The spelling of 102540043704 in words is "one hundred two billion, five hundred forty million, forty-three thousand, seven hundred four".