55541501155 has 16 divisors (see below), whose sum is σ = 76719202560. Its totient is φ = 37811600352.

The previous prime is 55541501123. The next prime is 55541501167. The reversal of 55541501155 is 55110514555.

It is a cyclic number.

It is not a de Polignac number, because 55541501155 - 2⁵ = 55541501123 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5703409 + ... + 5713138.

It is an arithmetic number, because the mean of its divisors is an integer number (4794950160).

Almost surely, 2^55541501155 is an apocalyptic number.

55541501155 is a deficient number, since it is larger than the sum of its proper divisors (21177701405).

55541501155 is a wasteful number, since it uses less digits than its factorization.

55541501155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11416698.

The product of its (nonzero) digits is 62500, while the sum is 37.

The spelling of 55541501155 in words is "fifty-five billion, five hundred forty-one million, five hundred one thousand, one hundred fifty-five".