306700636398 has 32 divisors (see below), whose sum is σ = 662669906976. Its totient is φ = 94071723648.

The previous prime is 306700636397. The next prime is 306700636439. The reversal of 306700636398 is 893636007603.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 306700636398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306700636397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6177261 + ... + 6226712.

It is an arithmetic number, because the mean of its divisors is an integer number (20708434593).

Almost surely, 2^306700636398 is an apocalyptic number.

306700636398 is an abundant number, since it is smaller than the sum of its proper divisors (355969270578).

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

306700636398 is a wasteful number, since it uses less digits than its factorization.

306700636398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12404308.

The product of its (nonzero) digits is 2939328, while the sum is 51.

The spelling of 306700636398 in words is "three hundred six billion, seven hundred million, six hundred thirty-six thousand, three hundred ninety-eight".