102715945906678 has 32 divisors (see below), whose sum is σ = 166030294602816. Its totient is φ = 47377495531008.

The previous prime is 102715945906657. The next prime is 102715945906681. The reversal of 102715945906678 is 876609549517201.

It is a super-3 number, since 3×102715945906678³ (a number of 43 digits) contains 333 as substring.

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, 897236850 + ... + 897351322.

It is an arithmetic number, because the mean of its divisors is an integer number (5188446706338).

Almost surely, 2^{102715945906678} is an apocalyptic number.

102715945906678 is a deficient number, since it is larger than the sum of its proper divisors (63314348696138).

102715945906678 is a wasteful number, since it uses less digits than its factorization.

102715945906678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135928.

The product of its (nonzero) digits is 228614400, while the sum is 70.

The spelling of 102715945906678 in words is "one hundred two trillion, seven hundred fifteen billion, nine hundred forty-five million, nine hundred six thousand, six hundred seventy-eight".