313677436106443 has 4 divisors (see below), whose sum is σ = 314979002231608. Its totient is φ = 312375869981280.

The previous prime is 313677436106431. The next prime is 313677436106453. The reversal of 313677436106443 is 344601634776313.

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

It is a cyclic number.

It is not a de Polignac number, because 313677436106443 - 2⁴⁵ = 278493064017611 is a prime.

It is a super-2 number, since 2×313677436106443² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313677436106423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650783062221 + ... + 650783062702.

It is an arithmetic number, because the mean of its divisors is an integer number (78744750557902).

Almost surely, 2^{313677436106443} is an apocalyptic number.

313677436106443 is a deficient number, since it is larger than the sum of its proper divisors (1301566125165).

313677436106443 is a wasteful number, since it uses less digits than its factorization.

313677436106443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301566125164.

The product of its (nonzero) digits is 54867456, while the sum is 58.

The spelling of 313677436106443 in words is "three hundred thirteen trillion, six hundred seventy-seven billion, four hundred thirty-six million, one hundred six thousand, four hundred forty-three".