55100232603 has 24 divisors (see below), whose sum is σ = 85886127600. Its totient is φ = 33838741440.

The previous prime is 55100232587. The next prime is 55100232613. The reversal of 55100232603 is 30623200155.

55100232603 is a `hidden beast` number, since 5 + 51 + 0 + 0 + 2 + 3 + 2 + 603 = 666.

It is not a de Polignac number, because 55100232603 - 2⁴ = 55100232587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55100232613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 422128 + ... + 537021.

It is an arithmetic number, because the mean of its divisors is an integer number (3578588650).

Almost surely, 2^55100232603 is an apocalyptic number.

55100232603 is a deficient number, since it is larger than the sum of its proper divisors (30785894997).

55100232603 is a wasteful number, since it uses less digits than its factorization.

55100232603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959659 (or 959656 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 55100232603 its reverse (30623200155), we get a palindrome (85723432758).

The spelling of 55100232603 in words is "fifty-five billion, one hundred million, two hundred thirty-two thousand, six hundred three".