3763900552221 has 12 divisors (see below), whose sum is σ = 5475858519040. Its totient is φ = 2491214753160.

The previous prime is 3763900552211. The next prime is 3763900552241. The reversal of 3763900552221 is 1222550093673.

3763900552221 is a `hidden beast` number, since 3 + 7 + 6 + 3 + 90 + 0 + 552 + 2 + 2 + 1 = 666.

It is not a de Polignac number, because 3763900552221 - 2¹⁹ = 3763900027933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3763900552211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1504355485 + ... + 1504357986.

Almost surely, 2^{3763900552221} is an apocalyptic number.

It is an amenable number.

3763900552221 is a deficient number, since it is larger than the sum of its proper divisors (1711957966819).

3763900552221 is a wasteful number, since it uses less digits than its factorization.

3763900552221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008713616 (or 3008713613 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 3763900552221 in words is "three trillion, seven hundred sixty-three billion, nine hundred million, five hundred fifty-two thousand, two hundred twenty-one".