15465406013 has 2 divisors, whose sum is σ = 15465406014. Its totient is φ = 15465406012.

The previous prime is 15465405997. The next prime is 15465406087. The reversal of 15465406013 is 31060456451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11955672964 + 3509733049 = 109342^2 + 59243^2 .

It is a cyclic number.

It is not a de Polignac number, because 15465406013 - 2⁴ = 15465405997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15465406513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7732703006 + 7732703007.

It is an arithmetic number, because the mean of its divisors is an integer number (7732703007).

Almost surely, 2^15465406013 is an apocalyptic number.

It is an amenable number.

15465406013 is a deficient number, since it is larger than the sum of its proper divisors (1).

15465406013 is an equidigital number, since it uses as much as digits as its factorization.

15465406013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 15465406013 in words is "fifteen billion, four hundred sixty-five million, four hundred six thousand, thirteen".