6406012161513 has 12 divisors (see below), whose sum is σ = 9299626814400. Its totient is φ = 4249214095896.

The previous prime is 6406012161511. The next prime is 6406012161529. The reversal of 6406012161513 is 3151612106046.

6406012161513 is a `hidden beast` number, since 6 + 4 + 0 + 6 + 0 + 1 + 21 + 615 + 13 = 666.

It is not a de Polignac number, because 6406012161513 - 2¹ = 6406012161511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6406012161511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1788387981 + ... + 1788391562.

It is an arithmetic number, because the mean of its divisors is an integer number (774968901200).

Almost surely, 2^{6406012161513} is an apocalyptic number.

It is an amenable number.

6406012161513 is a deficient number, since it is larger than the sum of its proper divisors (2893614652887).

6406012161513 is a wasteful number, since it uses less digits than its factorization.

6406012161513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3576779748 (or 3576779745 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

Adding to 6406012161513 its reverse (3151612106046), we get a palindrome (9557624267559).

The spelling of 6406012161513 in words is "six trillion, four hundred six billion, twelve million, one hundred sixty-one thousand, five hundred thirteen".