102678064 has 10 divisors (see below), whose sum is σ = 198938780. Its totient is φ = 51339024.

The previous prime is 102678061. The next prime is 102678073. The reversal of 102678064 is 460876201.

It is not an unprimeable number, because it can be changed into a prime (102678061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3208674 + ... + 3208705.

It is an arithmetic number, because the mean of its divisors is an integer number (19893878).

Almost surely, 2^102678064 is an apocalyptic number.

It is an amenable number.

102678064 is a deficient number, since it is larger than the sum of its proper divisors (96260716).

102678064 is an equidigital number, since it uses as much as digits as its factorization.

102678064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6417387 (or 6417381 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 102678064 is about 10133.0185038813. The cubic root of 102678064 is about 468.2659262529.

The spelling of 102678064 in words is "one hundred two million, six hundred seventy-eight thousand, sixty-four".