39770162252 has 6 divisors (see below), whose sum is σ = 69597783948. Its totient is φ = 19885081124.

The previous prime is 39770162251. The next prime is 39770162279. The reversal of 39770162252 is 25226107793.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (39770162251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4971270278 + ... + 4971270285.

It is an arithmetic number, because the mean of its divisors is an integer number (11599630658).

Almost surely, 2^39770162252 is an apocalyptic number.

It is an amenable number.

39770162252 is a deficient number, since it is larger than the sum of its proper divisors (29827621696).

39770162252 is a wasteful number, since it uses less digits than its factorization.

39770162252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9942540567 (or 9942540565 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 39770162252 in words is "thirty-nine billion, seven hundred seventy million, one hundred sixty-two thousand, two hundred fifty-two".