11472776257 has 8 divisors (see below), whose sum is σ = 11976350400. Its totient is φ = 10969598640.

The previous prime is 11472776201. The next prime is 11472776261. The reversal of 11472776257 is 75267727411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11472776257 - 2²⁷ = 11338558529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11472776257.

It is not an unprimeable number, because it can be changed into a prime (11472876257) 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, 39219 + ... + 156472.

It is an arithmetic number, because the mean of its divisors is an integer number (1497043800).

Almost surely, 2^11472776257 is an apocalyptic number.

It is an amenable number.

11472776257 is a deficient number, since it is larger than the sum of its proper divisors (503574143).

11472776257 is a wasteful number, since it uses less digits than its factorization.

11472776257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198263.

The product of its digits is 1152480, while the sum is 49.

The spelling of 11472776257 in words is "eleven billion, four hundred seventy-two million, seven hundred seventy-six thousand, two hundred fifty-seven".