32512500413 has 4 divisors (see below), whose sum is σ = 32514364380. Its totient is φ = 32510636448.

The previous prime is 32512500407. The next prime is 32512500437. The reversal of 32512500413 is 31400521523.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31400521523 = 7 ⋅4485788789.

It can be written as a sum of positive squares in 2 ways, for example, as 15350714404 + 17161786009 = 123898^2 + 131003^2 .

It is a cyclic number.

It is not a de Polignac number, because 32512500413 - 2⁸ = 32512500157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32512500403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 905570 + ... + 940787.

It is an arithmetic number, because the mean of its divisors is an integer number (8128591095).

Almost surely, 2^32512500413 is an apocalyptic number.

It is an amenable number.

32512500413 is a deficient number, since it is larger than the sum of its proper divisors (1863967).

32512500413 is a wasteful number, since it uses less digits than its factorization.

32512500413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863966.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 32512500413 in words is "thirty-two billion, five hundred twelve million, five hundred thousand, four hundred thirteen".