31420533502413 has 96 divisors (see below), whose sum is σ = 51766220638080. Its totient is φ = 18189743040000.

The previous prime is 31420533502409. The next prime is 31420533502427.

31420533502413 is a `hidden beast` number, since 3 + 1 + 4 + 205 + 3 + 35 + 0 + 2 + 413 = 666.

31420533502413 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 31420533502413 - 2² = 31420533502409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31420533502433) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 374310595 + ... + 374394527.

It is an arithmetic number, because the mean of its divisors is an integer number (539231464980).

Almost surely, 2^{31420533502413} is an apocalyptic number.

31420533502413 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

31420533502413 is a deficient number, since it is larger than the sum of its proper divisors (20345687135667).

31420533502413 is a wasteful number, since it uses less digits than its factorization.

31420533502413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85371 (or 85368 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

It can be divided in two parts, 3142053 and 3502413, that added together give a palindrome (6644466).

The spelling of 31420533502413 in words is "thirty-one trillion, four hundred twenty billion, five hundred thirty-three million, five hundred two thousand, four hundred thirteen".