11265402477 has 32 divisors (see below), whose sum is σ = 17533984000. Its totient is φ = 6431007744.

The previous prime is 11265402419. The next prime is 11265402497. The reversal of 11265402477 is 77420456211.

It is not a de Polignac number, because 11265402477 - 2¹⁶ = 11265336941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11265402497) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1156893 + ... + 1166589.

It is an arithmetic number, because the mean of its divisors is an integer number (547937000).

Almost surely, 2^11265402477 is an apocalyptic number.

It is an amenable number.

11265402477 is a deficient number, since it is larger than the sum of its proper divisors (6268581523).

11265402477 is an equidigital number, since it uses as much as digits as its factorization.

11265402477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10850 (or 10836 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 39.

Adding to 11265402477 its reverse (77420456211), we get a palindrome (88685858688).

The spelling of 11265402477 in words is "eleven billion, two hundred sixty-five million, four hundred two thousand, four hundred seventy-seven".