3748256804656 has 40 divisors (see below), whose sum is σ = 8938150845344. Its totient is φ = 1482826867200.

The previous prime is 3748256804653. The next prime is 3748256804683. The reversal of 3748256804656 is 6564086528473.

It is not an unprimeable number, because it can be changed into a prime (3748256804653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1287174645 + ... + 1287177556.

Almost surely, 2^{3748256804656} is an apocalyptic number.

It is an amenable number.

3748256804656 is an abundant number, since it is smaller than the sum of its proper divisors (5189894040688).

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

3748256804656 is a wasteful number, since it uses less digits than its factorization.

3748256804656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574352229 (or 2574352223 counting only the distinct ones).

The product of its (nonzero) digits is 232243200, while the sum is 64.

The spelling of 3748256804656 in words is "three trillion, seven hundred forty-eight billion, two hundred fifty-six million, eight hundred four thousand, six hundred fifty-six".