55500055601 has 8 divisors (see below), whose sum is σ = 59346595944. Its totient is φ = 51718163200.

The previous prime is 55500055577. The next prime is 55500055607. The reversal of 55500055601 is 10655000555.

It can be written as a sum of positive squares in 4 ways, for example, as 22010689600 + 33489366001 = 148360^2 + 183001^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55500055601 - 2¹⁸ = 55499793457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55500055607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16160210 + ... + 16163643.

It is an arithmetic number, because the mean of its divisors is an integer number (7418324493).

Almost surely, 2^55500055601 is an apocalyptic number.

It is an amenable number.

55500055601 is a deficient number, since it is larger than the sum of its proper divisors (3846540343).

55500055601 is a wasteful number, since it uses less digits than its factorization.

55500055601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32323971.

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 55500055601 in words is "fifty-five billion, five hundred million, fifty-five thousand, six hundred one".