102202636620575 has 24 divisors (see below), whose sum is σ = 137704605150720. Its totient is φ = 74960168104800.

The previous prime is 102202636620547. The next prime is 102202636620583. The reversal of 102202636620575 is 575026636202201.

It is a de Polignac number, because none of the positive numbers 2^k-102202636620575 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3470363429 + ... + 3470392878.

It is an arithmetic number, because the mean of its divisors is an integer number (5737691881280).

Almost surely, 2^{102202636620575} is an apocalyptic number.

102202636620575 is a deficient number, since it is larger than the sum of its proper divisors (35501968530145).

102202636620575 is a wasteful number, since it uses less digits than its factorization.

102202636620575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6940756367 (or 6940756362 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 102202636620575 in words is "one hundred two trillion, two hundred two billion, six hundred thirty-six million, six hundred twenty thousand, five hundred seventy-five".