11553074156427 has 64 divisors (see below), whose sum is σ = 16634358773760. Its totient is φ = 7117746048000.

The previous prime is 11553074156419. The next prime is 11553074156441. The reversal of 11553074156427 is 72465147035511.

It is not a de Polignac number, because 11553074156427 - 2³ = 11553074156419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11553074156427.

It is not an unprimeable number, because it can be changed into a prime (11553074156527) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49949727 + ... + 50180487.

It is an arithmetic number, because the mean of its divisors is an integer number (259911855840).

Almost surely, 2^{11553074156427} is an apocalyptic number.

11553074156427 is a deficient number, since it is larger than the sum of its proper divisors (5081284617333).

11553074156427 is a wasteful number, since it uses less digits than its factorization.

11553074156427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231084.

The product of its (nonzero) digits is 3528000, while the sum is 51.

The spelling of 11553074156427 in words is "eleven trillion, five hundred fifty-three billion, seventy-four million, one hundred fifty-six thousand, four hundred twenty-seven".