2315354156858 has 8 divisors (see below), whose sum is σ = 3475189743060. Its totient is φ = 1156957575840.

The previous prime is 2315354156849. The next prime is 2315354156939. The reversal of 2315354156858 is 8586514535132.

It can be written as a sum of positive squares in 2 ways, for example, as 2194655584969 + 120698571889 = 1481437^2 + 347417^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359747273 + ... + 359753708.

Almost surely, 2^{2315354156858} is an apocalyptic number.

2315354156858 is a deficient number, since it is larger than the sum of its proper divisors (1159835586202).

2315354156858 is a wasteful number, since it uses less digits than its factorization.

2315354156858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719502592.

The product of its digits is 17280000, while the sum is 56.

The spelling of 2315354156858 in words is "two trillion, three hundred fifteen billion, three hundred fifty-four million, one hundred fifty-six thousand, eight hundred fifty-eight".