332407423640 has 64 divisors (see below), whose sum is σ = 821510380800. Its totient is φ = 120488176512.

The previous prime is 332407423609. The next prime is 332407423661. The reversal of 332407423640 is 46324704233.

It is a super-2 number, since 2×332407423640² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 332407423594 and 332407423603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9490742 + ... + 9525701.

It is an arithmetic number, because the mean of its divisors is an integer number (12836099700).

Almost surely, 2^332407423640 is an apocalyptic number.

It is an amenable number.

332407423640 is an abundant number, since it is smaller than the sum of its proper divisors (489102957160).

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

332407423640 is a wasteful number, since it uses less digits than its factorization.

332407423640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19016496 (or 19016492 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 38.

The spelling of 332407423640 in words is "three hundred thirty-two billion, four hundred seven million, four hundred twenty-three thousand, six hundred forty".