20651045546060 has 24 divisors (see below), whose sum is σ = 43367910297936. Its totient is φ = 8260282094400.

The previous prime is 20651045546059. The next prime is 20651045546093. The reversal of 20651045546060 is 6064554015602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7259282 + ... + 9695321.

It is an arithmetic number, because the mean of its divisors is an integer number (1806996262414).

Almost surely, 2^{20651045546060} is an apocalyptic number.

20651045546060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20651045546060 is an abundant number, since it is smaller than the sum of its proper divisors (22716864751876).

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

20651045546060 is a wasteful number, since it uses less digits than its factorization.

20651045546060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17015513 (or 17015511 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 20651045546060 in words is "twenty trillion, six hundred fifty-one billion, forty-five million, five hundred forty-six thousand, sixty".