5021556717020 has 48 divisors (see below), whose sum is σ = 10571809778208. Its totient is φ = 2003572776960.

The previous prime is 5021556716873. The next prime is 5021556717043. The reversal of 5021556717020 is 207176551205.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14636240 + ... + 14975400.

It is an arithmetic number, because the mean of its divisors is an integer number (220246037046).

Almost surely, 2^{5021556717020} is an apocalyptic number.

It is an amenable number.

5021556717020 is an abundant number, since it is smaller than the sum of its proper divisors (5550253061188).

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

5021556717020 is a wasteful number, since it uses less digits than its factorization.

5021556717020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341030 (or 341028 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 41.

The spelling of 5021556717020 in words is "five trillion, twenty-one billion, five hundred fifty-six million, seven hundred seventeen thousand, twenty".