618704214315 has 16 divisors (see below), whose sum is σ = 1079920083456. Its totient is φ = 299977800800.

The previous prime is 618704214307. The next prime is 618704214361. The reversal of 618704214315 is 513412407816.

It is not a de Polignac number, because 618704214315 - 2³ = 618704214307 is a prime.

It is a super-2 number, since 2×618704214315² (a number of 24 digits) contains 22 as substring.

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, 1874861091 + ... + 1874861420.

It is an arithmetic number, because the mean of its divisors is an integer number (67495005216).

Almost surely, 2^618704214315 is an apocalyptic number.

618704214315 is a deficient number, since it is larger than the sum of its proper divisors (461215869141).

618704214315 is a wasteful number, since it uses less digits than its factorization.

618704214315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749722530.

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 618704214315 in words is "six hundred eighteen billion, seven hundred four million, two hundred fourteen thousand, three hundred fifteen".