11896237953 has 12 divisors (see below), whose sum is σ = 18087847440. Its totient is φ = 7513413336.

The previous prime is 11896237949. The next prime is 11896237961. The reversal of 11896237953 is 35973269811.

11896237953 is a `hidden beast` number, since 1 + 1 + 8 + 9 + 623 + 7 + 9 + 5 + 3 = 666.

It is not a de Polignac number, because 11896237953 - 2² = 11896237949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11896237953.

It is not an unprimeable number, because it can be changed into a prime (11896237933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34784151 + ... + 34784492.

It is an arithmetic number, because the mean of its divisors is an integer number (1507320620).

Almost surely, 2^11896237953 is an apocalyptic number.

It is an amenable number.

11896237953 is a deficient number, since it is larger than the sum of its proper divisors (6191609487).

11896237953 is a wasteful number, since it uses less digits than its factorization.

11896237953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69568668 (or 69568665 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The spelling of 11896237953 in words is "eleven billion, eight hundred ninety-six million, two hundred thirty-seven thousand, nine hundred fifty-three".