102643357076 has 24 divisors (see below), whose sum is σ = 193451976480. Its totient is φ = 47371720032.

The previous prime is 102643357073. The next prime is 102643357093. The reversal of 102643357076 is 670753346201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102643357073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2140895 + ... + 2188313.

It is an arithmetic number, because the mean of its divisors is an integer number (8060499020).

Almost surely, 2^102643357076 is an apocalyptic number.

It is an amenable number.

102643357076 is a deficient number, since it is larger than the sum of its proper divisors (90808619404).

102643357076 is a wasteful number, since it uses less digits than its factorization.

102643357076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89063 (or 89061 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 102643357076 in words is "one hundred two billion, six hundred forty-three million, three hundred fifty-seven thousand, seventy-six".