10306781672 has 16 divisors (see below), whose sum is σ = 21082053600. Its totient is φ = 4684900720.

The previous prime is 10306781633. The next prime is 10306781707. The reversal of 10306781672 is 27618760301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58561172 + ... + 58561347.

It is an arithmetic number, because the mean of its divisors is an integer number (1317628350).

Almost surely, 2^10306781672 is an apocalyptic number.

It is an amenable number.

10306781672 is an abundant number, since it is smaller than the sum of its proper divisors (10775271928).

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

10306781672 is a wasteful number, since it uses less digits than its factorization.

10306781672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117122536 (or 117122532 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 10306781672 in words is "ten billion, three hundred six million, seven hundred eighty-one thousand, six hundred seventy-two".