2315457660278 has 32 divisors (see below), whose sum is σ = 4198675585536. Its totient is φ = 936191158848.

The previous prime is 2315457660233. The next prime is 2315457660283. The reversal of 2315457660278 is 8720667545132.

It is a super-2 number, since 2×2315457660278² (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 15 ways as a sum of consecutive naturals, for example, 49228976 + ... + 49275987.

It is an arithmetic number, because the mean of its divisors is an integer number (131208612048).

Almost surely, 2^{2315457660278} is an apocalyptic number.

2315457660278 is a deficient number, since it is larger than the sum of its proper divisors (1883217925258).

2315457660278 is a wasteful number, since it uses less digits than its factorization.

2315457660278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98505068.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 2315457660278 in words is "two trillion, three hundred fifteen billion, four hundred fifty-seven million, six hundred sixty thousand, two hundred seventy-eight".