39606550972 has 12 divisors (see below), whose sum is σ = 73388609280. Its totient is φ = 18638376896.

The previous prime is 39606550957. The next prime is 39606550979. The reversal of 39606550972 is 27905560693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39606550979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291224572 + ... + 291224707.

It is an arithmetic number, because the mean of its divisors is an integer number (6115717440).

Almost surely, 2^39606550972 is an apocalyptic number.

It is an amenable number.

39606550972 is a deficient number, since it is larger than the sum of its proper divisors (33782058308).

39606550972 is a wasteful number, since it uses less digits than its factorization.

39606550972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582449300 (or 582449298 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 52.

The spelling of 39606550972 in words is "thirty-nine billion, six hundred six million, five hundred fifty thousand, nine hundred seventy-two".