39996445925376 has 448 divisors, whose sum is σ = 119324775767040. Its totient is φ = 13239802920960.

The previous prime is 39996445925357. The next prime is 39996445925383. The reversal of 39996445925376 is 67352954469993.

39996445925376 is a `hidden beast` number, since 3 + 9 + 9 + 96 + 4 + 459 + 2 + 5 + 3 + 76 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 39996445925295 and 39996445925304.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21939903601 + ... + 21939905423.

Almost surely, 2^{39996445925376} is an apocalyptic number.

39996445925376 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39996445925376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59662387883520).

39996445925376 is an abundant number, since it is smaller than the sum of its proper divisors (79328329841664).

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

39996445925376 is a wasteful number, since it uses less digits than its factorization.

39996445925376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492 (or 2462 counting only the distinct ones).

The product of its digits is 11904278400, while the sum is 81.

The spelling of 39996445925376 in words is "thirty-nine trillion, nine hundred ninety-six billion, four hundred forty-five million, nine hundred twenty-five thousand, three hundred seventy-six".