314643622531 has 6 divisors (see below), whose sum is σ = 366014009940. Its totient is φ = 269694533556.

The previous prime is 314643622487. The next prime is 314643622543. The reversal of 314643622531 is 135226346413.

It is not a de Polignac number, because 314643622531 - 2¹¹ = 314643620483 is a prime.

It is a super-2 number, since 2×314643622531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314643622561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3210649161 + ... + 3210649258.

It is an arithmetic number, because the mean of its divisors is an integer number (61002334990).

Almost surely, 2^314643622531 is an apocalyptic number.

314643622531 is a deficient number, since it is larger than the sum of its proper divisors (51370387409).

314643622531 is an equidigital number, since it uses as much as digits as its factorization.

314643622531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6421298433 (or 6421298426 counting only the distinct ones).

The product of its digits is 311040, while the sum is 40.

Adding to 314643622531 its reverse (135226346413), we get a palindrome (449869968944).

The spelling of 314643622531 in words is "three hundred fourteen billion, six hundred forty-three million, six hundred twenty-two thousand, five hundred thirty-one".