5221165712000 has 128 divisors (see below), whose sum is σ = 14835569748480. Its totient is φ = 1790113920000.

The previous prime is 5221165711901. The next prime is 5221165712023. The reversal of 5221165712000 is 2175611225.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 23196776 + ... + 23420775.

It is an arithmetic number, because the mean of its divisors is an integer number (115902888660).

Almost surely, 2^{5221165712000} is an apocalyptic number.

5221165712000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5221165712000 is an abundant number, since it is smaller than the sum of its proper divisors (9614404036480).

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

5221165712000 is an equidigital number, since it uses as much as digits as its factorization.

5221165712000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46617587 (or 46617565 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 5221165712000 in words is "five trillion, two hundred twenty-one billion, one hundred sixty-five million, seven hundred twelve thousand".