11657864574854 has 32 divisors (see below), whose sum is σ = 18503882583456. Its totient is φ = 5502003045120.

The previous prime is 11657864574751. The next prime is 11657864574859. The reversal of 11657864574854 is 45847546875611.

11657864574854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×11657864574854³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11657864574859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17359532 + ... + 18018575.

It is an arithmetic number, because the mean of its divisors is an integer number (578246330733).

Almost surely, 2^{11657864574854} is an apocalyptic number.

11657864574854 is a deficient number, since it is larger than the sum of its proper divisors (6846018008602).

11657864574854 is a wasteful number, since it uses less digits than its factorization.

11657864574854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35378280.

The product of its digits is 903168000, while the sum is 71.

The spelling of 11657864574854 in words is "eleven trillion, six hundred fifty-seven billion, eight hundred sixty-four million, five hundred seventy-four thousand, eight hundred fifty-four".