11446012885 has 4 divisors (see below), whose sum is σ = 13735215468. Its totient is φ = 9156810304.

The previous prime is 11446012867. The next prime is 11446012933. The reversal of 11446012885 is 58821064411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8970552369 + 2475460516 = 94713^2 + 49754^2 .

It is a cyclic number.

It is not a de Polignac number, because 11446012885 - 2⁷ = 11446012757 is a prime.

It is a super-2 number, since 2×11446012885² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 1144601284 + ... + 1144601293.

It is an arithmetic number, because the mean of its divisors is an integer number (3433803867).

Almost surely, 2^11446012885 is an apocalyptic number.

It is an amenable number.

11446012885 is a deficient number, since it is larger than the sum of its proper divisors (2289202583).

11446012885 is an equidigital number, since it uses as much as digits as its factorization.

11446012885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289202582.

The product of its (nonzero) digits is 61440, while the sum is 40.

The spelling of 11446012885 in words is "eleven billion, four hundred forty-six million, twelve thousand, eight hundred eighty-five".