61316522304 has 28 divisors (see below), whose sum is σ = 162233299104. Its totient is φ = 20438840704.

The previous prime is 61316522243. The next prime is 61316522327. The reversal of 61316522304 is 40322561316.

61316522304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 159678252 + ... + 159678635.

Almost surely, 2^61316522304 is an apocalyptic number.

61316522304 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

61316522304 is an abundant number, since it is smaller than the sum of its proper divisors (100916776800).

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

61316522304 is a wasteful number, since it uses less digits than its factorization.

61316522304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319356902 (or 319356892 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 61316522304 in words is "sixty-one billion, three hundred sixteen million, five hundred twenty-two thousand, three hundred four".