55153635154 has 8 divisors (see below), whose sum is σ = 84654416880. Its totient is φ = 26935496196.

The previous prime is 55153635139. The next prime is 55153635209. The reversal of 55153635154 is 45153635155.

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

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 55153635154.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320660584 + ... + 320660755.

It is an arithmetic number, because the mean of its divisors is an integer number (10581802110).

Almost surely, 2^55153635154 is an apocalyptic number.

55153635154 is a deficient number, since it is larger than the sum of its proper divisors (29500781726).

55153635154 is a wasteful number, since it uses less digits than its factorization.

55153635154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641321384.

The product of its digits is 675000, while the sum is 43.

Subtracting from 55153635154 its reverse (45153635155), we obtain a palindrome (9999999999).

The spelling of 55153635154 in words is "fifty-five billion, one hundred fifty-three million, six hundred thirty-five thousand, one hundred fifty-four".