306108402102 has 64 divisors (see below), whose sum is σ = 687033285120. Its totient is φ = 101017821600.

The previous prime is 306108402049. The next prime is 306108402139. The reversal of 306108402102 is 201204801603.

306108402102 is a `hidden beast` number, since 3 + 0 + 610 + 8 + 40 + 2 + 1 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34541152 + ... + 34550012.

It is an arithmetic number, because the mean of its divisors is an integer number (10734895080).

Almost surely, 2^306108402102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 306108402102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343516642560).

306108402102 is an abundant number, since it is smaller than the sum of its proper divisors (380924883018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306108402102 is a wasteful number, since it uses less digits than its factorization.

306108402102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15186 (or 15180 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 306108402102 in words is "three hundred six billion, one hundred eight million, four hundred two thousand, one hundred two".