55505115420264 has 96 divisors (see below), whose sum is σ = 150986202910920. Its totient is φ = 18420564492288.

The previous prime is 55505115420217. The next prime is 55505115420373. The reversal of 55505115420264 is 46202451150555.

It is a happy number.

55505115420264 is a `hidden beast` number, since 5 + 5 + 5 + 0 + 511 + 54 + 20 + 2 + 64 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 44688449543364 + 10816665876900 = 6684942^2 + 3288870^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36578982 + ... + 38066154.

Almost surely, 2^{55505115420264} is an apocalyptic number.

It is an amenable number.

55505115420264 is an abundant number, since it is smaller than the sum of its proper divisors (95481087490656).

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

55505115420264 is a wasteful number, since it uses less digits than its factorization.

55505115420264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489459 (or 1489452 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 45.

The spelling of 55505115420264 in words is "fifty-five trillion, five hundred five billion, one hundred fifteen million, four hundred twenty thousand, two hundred sixty-four".