100601623653 has 4 divisors (see below), whose sum is σ = 134135498208. Its totient is φ = 67067749100.

The previous prime is 100601623631. The next prime is 100601623669. The reversal of 100601623653 is 356326106001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100601623653 - 2⁹ = 100601623141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100601623253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16766937273 + ... + 16766937278.

It is an arithmetic number, because the mean of its divisors is an integer number (33533874552).

Almost surely, 2^100601623653 is an apocalyptic number.

It is an amenable number.

100601623653 is a deficient number, since it is larger than the sum of its proper divisors (33533874555).

100601623653 is an equidigital number, since it uses as much as digits as its factorization.

100601623653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33533874554.

The product of its (nonzero) digits is 19440, while the sum is 33.

Adding to 100601623653 its reverse (356326106001), we get a palindrome (456927729654).

The spelling of 100601623653 in words is "one hundred billion, six hundred one million, six hundred twenty-three thousand, six hundred fifty-three".