55532232553 has 8 divisors (see below), whose sum is σ = 63514126208. Its totient is φ = 47562518304.

The previous prime is 55532232533. The next prime is 55532232593. The reversal of 55532232553 is 35523223555.

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

It is a de Polignac number, because none of the positive numbers 2^k-55532232553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55532232523) 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, 3035076 + ... + 3053317.

It is an arithmetic number, because the mean of its divisors is an integer number (7939265776).

Almost surely, 2^55532232553 is an apocalyptic number.

It is an amenable number.

55532232553 is a deficient number, since it is larger than the sum of its proper divisors (7981893655).

55532232553 is a wasteful number, since it uses less digits than its factorization.

55532232553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6089703.

The product of its digits is 675000, while the sum is 40.

The spelling of 55532232553 in words is "fifty-five billion, five hundred thirty-two million, two hundred thirty-two thousand, five hundred fifty-three".