55623195945216 has 81 divisors (see below), whose sum is σ = 160376418749001. Its totient is φ = 18540945985536.

The previous prime is 55623195945209. The next prime is 55623195945227. The reversal of 55623195945216 is 61254959132655.

The square root of 55623195945216 is 7458096.

It is a perfect power (a square), and thus also a powerful number.

55623195945216 is a `hidden beast` number, since 5 + 5 + 6 + 2 + 3 + 19 + 5 + 94 + 521 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 44858917382400 + 10764278562816 = 6697680^2 + 3280896^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 357910920 + ... + 358066296.

Almost surely, 2^{55623195945216} is an apocalyptic number.

55623195945216 is the 7458096-th square number.

It is an amenable number.

55623195945216 is an abundant number, since it is smaller than the sum of its proper divisors (104753222803785).

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

55623195945216 is an frugal number, since it uses more digits than its factorization.

55623195945216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310776 (or 155382 counting only the distinct ones).

The product of its digits is 87480000, while the sum is 63.

The spelling of 55623195945216 in words is "fifty-five trillion, six hundred twenty-three billion, one hundred ninety-five million, nine hundred forty-five thousand, two hundred sixteen".