55153635155 has 8 divisors (see below), whose sum is σ = 66300275184. Its totient is φ = 44045632800.

The previous prime is 55153635139. The next prime is 55153635209.

55153635155 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55153635155 - 2⁴ = 55153635139 is a prime.

It is a Duffinian 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, 9656276 + ... + 9661985.

It is an arithmetic number, because the mean of its divisors is an integer number (8287534398).

Almost surely, 2^55153635155 is an apocalyptic number.

55153635155 is a deficient number, since it is larger than the sum of its proper divisors (11146640029).

55153635155 is a wasteful number, since it uses less digits than its factorization.

55153635155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19318837.

The product of its digits is 843750, while the sum is 44.

The spelling of 55153635155 in words is "fifty-five billion, one hundred fifty-three million, six hundred thirty-five thousand, one hundred fifty-five".