11601601624 has 8 divisors (see below), whose sum is σ = 21753003060. Its totient is φ = 5800800808.

The previous prime is 11601601621. The next prime is 11601601657. The reversal of 11601601624 is 42610610611.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 11601601592 and 11601601601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11601601621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725100094 + ... + 725100109.

Almost surely, 2^11601601624 is an apocalyptic number.

It is an amenable number.

11601601624 is a deficient number, since it is larger than the sum of its proper divisors (10151401436).

11601601624 is a wasteful number, since it uses less digits than its factorization.

11601601624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450200209 (or 1450200205 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 11601601624 in words is "eleven billion, six hundred one million, six hundred one thousand, six hundred twenty-four".