32406336861972 has 24 divisors (see below), whose sum is σ = 75615017498496. Its totient is φ = 10802079217728.

The previous prime is 32406336861937. The next prime is 32406336861979. The reversal of 32406336861972 is 27916863360423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32406336861979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124888 + ... + 8051600.

It is an arithmetic number, because the mean of its divisors is an integer number (3150625729104).

Almost surely, 2^{32406336861972} is an apocalyptic number.

It is an amenable number.

32406336861972 is an abundant number, since it is smaller than the sum of its proper divisors (43208680636524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32406336861972 is a wasteful number, since it uses less digits than its factorization.

32406336861972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8267407 (or 8267405 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 60.

The spelling of 32406336861972 in words is "thirty-two trillion, four hundred six billion, three hundred thirty-six million, eight hundred sixty-one thousand, nine hundred seventy-two".