11261045408 has 24 divisors (see below), whose sum is σ = 22473888948. Its totient is φ = 5553391104.

The previous prime is 11261045371. The next prime is 11261045413. The reversal of 11261045408 is 80454016211.

It can be written as a sum of positive squares in 2 ways, for example, as 10496412304 + 764633104 = 102452^2 + 27652^2 .

It is a super-2 number, since 2×11261045408² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2407991 + ... + 2412662.

Almost surely, 2^11261045408 is an apocalyptic number.

It is an amenable number.

11261045408 is a deficient number, since it is larger than the sum of its proper divisors (11212843540).

11261045408 is an equidigital number, since it uses as much as digits as its factorization.

11261045408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4820736 (or 4820728 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The spelling of 11261045408 in words is "eleven billion, two hundred sixty-one million, forty-five thousand, four hundred eight".