11465407975 has 24 divisors (see below), whose sum is σ = 17103290240. Its totient is φ = 7448202720.

The previous prime is 11465407973. The next prime is 11465407979. The reversal of 11465407975 is 57970456411.

It is not a de Polignac number, because 11465407975 - 2¹ = 11465407973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11465407973) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1720797 + ... + 1727446.

Almost surely, 2^11465407975 is an apocalyptic number.

11465407975 is a deficient number, since it is larger than the sum of its proper divisors (5637882265).

11465407975 is a wasteful number, since it uses less digits than its factorization.

11465407975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448279 (or 3448274 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 49.

The spelling of 11465407975 in words is "eleven billion, four hundred sixty-five million, four hundred seven thousand, nine hundred seventy-five".