313993013762 has 4 divisors (see below), whose sum is σ = 470989520646. Its totient is φ = 156996506880.

The previous prime is 313993013731. The next prime is 313993013791. The reversal of 313993013762 is 267310399313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 257291403121 + 56701610641 = 507239^2 + 238121^2 .

It is a super-2 number, since 2×313993013762² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78498253439 + ... + 78498253442.

Almost surely, 2^313993013762 is an apocalyptic number.

313993013762 is a deficient number, since it is larger than the sum of its proper divisors (156996506884).

313993013762 is a wasteful number, since it uses less digits than its factorization.

313993013762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156996506883.

The product of its (nonzero) digits is 551124, while the sum is 47.

The spelling of 313993013762 in words is "three hundred thirteen billion, nine hundred ninety-three million, thirteen thousand, seven hundred sixty-two".