31361464143351 has 20 divisors (see below), whose sum is σ = 46848760798752. Its totient is φ = 20907574093728.

The previous prime is 31361464143349. The next prime is 31361464143377. The reversal of 31361464143351 is 15334146416313.

31361464143351 is a `hidden beast` number, since 3 + 1 + 36 + 146 + 41 + 433 + 5 + 1 = 666.

It is not a de Polignac number, because 31361464143351 - 2¹ = 31361464143349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31361464143297 and 31361464143306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31361464143341) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 40529586 + ... + 41296128.

Almost surely, 2^{31361464143351} is an apocalyptic number.

31361464143351 is a deficient number, since it is larger than the sum of its proper divisors (15487296655401).

31361464143351 is an equidigital number, since it uses as much as digits as its factorization.

31361464143351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271652 (or 1271643 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The spelling of 31361464143351 in words is "thirty-one trillion, three hundred sixty-one billion, four hundred sixty-four million, one hundred forty-three thousand, three hundred fifty-one".