102660497643 has 16 divisors (see below), whose sum is σ = 149351469696. Its totient is φ = 62207187840.

The previous prime is 102660497567. The next prime is 102660497647. The reversal of 102660497643 is 346794066201.

It is not a de Polignac number, because 102660497643 - 2²² = 102656303339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102660497592 and 102660497601.

It is not an unprimeable number, because it can be changed into a prime (102660497647) 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, 96030 + ... + 463187.

It is an arithmetic number, because the mean of its divisors is an integer number (9334466856).

Almost surely, 2^102660497643 is an apocalyptic number.

102660497643 is a deficient number, since it is larger than the sum of its proper divisors (46690972053).

102660497643 is a wasteful number, since it uses less digits than its factorization.

102660497643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564794.

The product of its (nonzero) digits is 1306368, while the sum is 48.

The spelling of 102660497643 in words is "one hundred two billion, six hundred sixty million, four hundred ninety-seven thousand, six hundred forty-three".