55650161553 has 8 divisors (see below), whose sum is σ = 84800246208. Its totient is φ = 31800092304.

The previous prime is 55650161551. The next prime is 55650161563. The reversal of 55650161553 is 35516105655.

It is a happy number.

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

It is not a de Polignac number, because 55650161553 - 2¹ = 55650161551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55650161551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1325003826 + ... + 1325003867.

It is an arithmetic number, because the mean of its divisors is an integer number (10600030776).

Almost surely, 2^55650161553 is an apocalyptic number.

It is an amenable number.

55650161553 is a deficient number, since it is larger than the sum of its proper divisors (29150084655).

55650161553 is a wasteful number, since it uses less digits than its factorization.

55650161553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650007703.

The product of its (nonzero) digits is 337500, while the sum is 42.

The spelling of 55650161553 in words is "fifty-five billion, six hundred fifty million, one hundred sixty-one thousand, five hundred fifty-three".