32405926808013 has 16 divisors (see below), whose sum is σ = 47143410327552. Its totient is φ = 19636823646000.

The previous prime is 32405926807957. The next prime is 32405926808039. The reversal of 32405926808013 is 31080862950423.

It is a happy number.

It is not a de Polignac number, because 32405926808013 - 2²⁶ = 32405859699149 is a prime.

It is a super-2 number, since 2×32405926808013² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32405926808513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78089803 + ... + 78503688.

It is an arithmetic number, because the mean of its divisors is an integer number (2946463145472).

Almost surely, 2^{32405926808013} is an apocalyptic number.

32405926808013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

32405926808013 is a deficient number, since it is larger than the sum of its proper divisors (14737483519539).

32405926808013 is a wasteful number, since it uses less digits than its factorization.

32405926808013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156599776.

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 32405926808013 in words is "thirty-two trillion, four hundred five billion, nine hundred twenty-six million, eight hundred eight thousand, thirteen".