11893274161257 has 16 divisors (see below), whose sum is σ = 16158671788608. Its totient is φ = 7778395784640.

The previous prime is 11893274161189. The next prime is 11893274161291. The reversal of 11893274161257 is 75216147239811.

It is not a de Polignac number, because 11893274161257 - 2²² = 11893269966953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11893274161197 and 11893274161206.

It is not an unprimeable number, because it can be changed into a prime (11893274161757) 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, 2642919 + ... + 5547212.

It is an arithmetic number, because the mean of its divisors is an integer number (1009916986788).

Almost surely, 2^{11893274161257} is an apocalyptic number.

It is an amenable number.

11893274161257 is a deficient number, since it is larger than the sum of its proper divisors (4265397627351).

11893274161257 is an equidigital number, since it uses as much as digits as its factorization.

11893274161257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8199320.

The product of its digits is 5080320, while the sum is 57.

The spelling of 11893274161257 in words is "eleven trillion, eight hundred ninety-three billion, two hundred seventy-four million, one hundred sixty-one thousand, two hundred fifty-seven".