55153235155 has 8 divisors (see below), whose sum is σ = 68466085200. Its totient is φ = 42601119456.

The previous prime is 55153235113. The next prime is 55153235161.

55153235155 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55153235155 is a prime.

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, 190183425 + ... + 190183714.

It is an arithmetic number, because the mean of its divisors is an integer number (8558260650).

Almost surely, 2^55153235155 is an apocalyptic number.

55153235155 is a deficient number, since it is larger than the sum of its proper divisors (13312850045).

55153235155 is a wasteful number, since it uses less digits than its factorization.

55153235155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380367173.

The product of its digits is 281250, while the sum is 40.

The spelling of 55153235155 in words is "fifty-five billion, one hundred fifty-three million, two hundred thirty-five thousand, one hundred fifty-five".