39950609364 has 72 divisors (see below), whose sum is σ = 102396577920. Its totient is φ = 13131331200.

The previous prime is 39950609357. The next prime is 39950609371. The reversal of 39950609364 is 46390605993.

39950609364 is a `hidden beast` number, since 399 + 50 + 60 + 93 + 64 = 666.

It is an interprime number because it is at equal distance from previous prime (39950609357) and next prime (39950609371).

It is a self number, because there is not a number n which added to its sum of digits gives 39950609364.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2297824 + ... + 2315144.

Almost surely, 2^39950609364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39950609364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51198288960).

39950609364 is an abundant number, since it is smaller than the sum of its proper divisors (62445968556).

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

39950609364 is a wasteful number, since it uses less digits than its factorization.

39950609364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18221 (or 18216 counting only the distinct ones).

The product of its (nonzero) digits is 4723920, while the sum is 54.

The spelling of 39950609364 in words is "thirty-nine billion, nine hundred fifty million, six hundred nine thousand, three hundred sixty-four".