39952403712 has 432 divisors, whose sum is σ = 129994475520. Its totient is φ = 12164898816.

The previous prime is 39952403693. The next prime is 39952403717. The reversal of 39952403712 is 21730425993.

39952403712 is a `hidden beast` number, since 3 + 99 + 524 + 0 + 37 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39952403717) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102705214 + ... + 102705602.

Almost surely, 2^39952403712 is an apocalyptic number.

39952403712 is a gapful number since it is divisible by the number (32) 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 39952403712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64997237760).

39952403712 is an abundant number, since it is smaller than the sum of its proper divisors (90042071808).

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

39952403712 is a wasteful number, since it uses less digits than its factorization.

39952403712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 39952403712 in words is "thirty-nine billion, nine hundred fifty-two million, four hundred three thousand, seven hundred twelve".