55466615536000 has 64 divisors (see below), whose sum is σ = 137903872916160. Its totient is φ = 22186646208000.

The previous prime is 55466615535977. The next prime is 55466615536081. The reversal of 55466615536000 is 63551666455.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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, 1733315736 + ... + 1733347735.

It is an arithmetic number, because the mean of its divisors is an integer number (2154748014315).

Almost surely, 2^{55466615536000} is an apocalyptic number.

55466615536000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55466615536000 is an abundant number, since it is smaller than the sum of its proper divisors (82437257380160).

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

55466615536000 is an equidigital number, since it uses as much as digits as its factorization.

55466615536000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466663500 (or 3466663478 counting only the distinct ones).

The product of its (nonzero) digits is 9720000, while the sum is 52.

The spelling of 55466615536000 in words is "fifty-five trillion, four hundred sixty-six billion, six hundred fifteen million, five hundred thirty-six thousand".