2309321859408 has 60 divisors (see below), whose sum is σ = 6475742713440. Its totient is φ = 768243563328.

The previous prime is 2309321859373. The next prime is 2309321859473. The reversal of 2309321859408 is 8049581239032.

2309321859408 is a `hidden beast` number, since 2 + 3 + 0 + 9 + 32 + 18 + 594 + 0 + 8 = 666.

It is a super-2 number, since 2×2309321859408² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15868878 + ... + 16013741.

It is an arithmetic number, because the mean of its divisors is an integer number (107929045224).

Almost surely, 2^{2309321859408} is an apocalyptic number.

It is an amenable number.

2309321859408 is an abundant number, since it is smaller than the sum of its proper divisors (4166420854032).

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

2309321859408 is a wasteful number, since it uses less digits than its factorization.

2309321859408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31883136 (or 31883127 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 2309321859408 in words is "two trillion, three hundred nine billion, three hundred twenty-one million, eight hundred fifty-nine thousand, four hundred eight".