11520642112534 has 16 divisors (see below), whose sum is σ = 17370417585600. Its totient is φ = 5730579670464.

The previous prime is 11520642112531. The next prime is 11520642112537. The reversal of 11520642112534 is 43521124602511.

It is an interprime number because it is at equal distance from previous prime (11520642112531) and next prime (11520642112537).

It is a junction number, because it is equal to n+sod(n) for n = 11520642112493 and 11520642112502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520642112531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18887689 + ... + 19488100.

It is an arithmetic number, because the mean of its divisors is an integer number (1085651099100).

Almost surely, 2^{11520642112534} is an apocalyptic number.

11520642112534 is a deficient number, since it is larger than the sum of its proper divisors (5849775473066).

11520642112534 is a wasteful number, since it uses less digits than its factorization.

11520642112534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38376567.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 11520642112534 in words is "eleven trillion, five hundred twenty billion, six hundred forty-two million, one hundred twelve thousand, five hundred thirty-four".