39245796648 has 56 divisors (see below), whose sum is σ = 110328349050. Its totient is φ = 13081930272.

The previous prime is 39245796643. The next prime is 39245796677. The reversal of 39245796648 is 84669754293.

39245796648 is a `hidden beast` number, since 3 + 92 + 457 + 96 + 6 + 4 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 39125631204 + 120165444 = 197802^2 + 10962^2 .

It is not an unprimeable number, because it can be changed into a prime (39245796643) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 3358863 + ... + 3370526.

Almost surely, 2^39245796648 is an apocalyptic number.

It is an amenable number.

39245796648 is an abundant number, since it is smaller than the sum of its proper divisors (71082552402).

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

39245796648 is an equidigital number, since it uses as much as digits as its factorization.

39245796648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6729413 (or 6729394 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 63.

The spelling of 39245796648 in words is "thirty-nine billion, two hundred forty-five million, seven hundred ninety-six thousand, six hundred forty-eight".