102568550399 has 16 divisors (see below), whose sum is σ = 118732677120. Its totient is φ = 86782812480.

The previous prime is 102568550377. The next prime is 102568550437. The reversal of 102568550399 is 993055865201.

It is not a de Polignac number, because 102568550399 - 2⁸ = 102568550143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102568550399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102568550339) 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, 2652347 + ... + 2690739.

It is an arithmetic number, because the mean of its divisors is an integer number (7420792320).

Almost surely, 2^102568550399 is an apocalyptic number.

102568550399 is a deficient number, since it is larger than the sum of its proper divisors (16164126721).

102568550399 is an equidigital number, since it uses as much as digits as its factorization.

102568550399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43310.

The product of its (nonzero) digits is 2916000, while the sum is 53.

The spelling of 102568550399 in words is "one hundred two billion, five hundred sixty-eight million, five hundred fifty thousand, three hundred ninety-nine".