102616523078 has 4 divisors (see below), whose sum is σ = 153924784620. Its totient is φ = 51308261538.

The previous prime is 102616523041. The next prime is 102616523081. The reversal of 102616523078 is 870325616201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25654130768 + ... + 25654130771.

It is an arithmetic number, because the mean of its divisors is an integer number (38481196155).

Almost surely, 2^102616523078 is an apocalyptic number.

102616523078 is a deficient number, since it is larger than the sum of its proper divisors (51308261542).

102616523078 is an equidigital number, since it uses as much as digits as its factorization.

102616523078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51308261541.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 102616523078 in words is "one hundred two billion, six hundred sixteen million, five hundred twenty-three thousand, seventy-eight".