5621121650277 has 24 divisors (see below), whose sum is σ = 9687193776000. Its totient is φ = 3212069513688.

The previous prime is 5621121650251. The next prime is 5621121650323. The reversal of 5621121650277 is 7720561211265.

5621121650277 is a `hidden beast` number, since 5 + 6 + 211 + 2 + 165 + 0 + 277 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-5621121650277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621121658277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2124383277 + ... + 2124385922.

It is an arithmetic number, because the mean of its divisors is an integer number (403633074000).

Almost surely, 2^{5621121650277} is an apocalyptic number.

It is an amenable number.

5621121650277 is a deficient number, since it is larger than the sum of its proper divisors (4066072125723).

5621121650277 is a wasteful number, since it uses less digits than its factorization.

5621121650277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4248769222 (or 4248769209 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The spelling of 5621121650277 in words is "five trillion, six hundred twenty-one billion, one hundred twenty-one million, six hundred fifty thousand, two hundred seventy-seven".