11255612406 has 32 divisors (see below), whose sum is σ = 22618487040. Its totient is φ = 3734027424.

The previous prime is 11255612359. The next prime is 11255612411. The reversal of 11255612406 is 60421655211.

It is a super-2 number, since 2×11255612406² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1556856 + ... + 1564068.

It is an arithmetic number, because the mean of its divisors is an integer number (706827720).

Almost surely, 2^11255612406 is an apocalyptic number.

11255612406 is an abundant number, since it is smaller than the sum of its proper divisors (11362874634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11255612406 is a wasteful number, since it uses less digits than its factorization.

11255612406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8420.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 11255612406 in words is "eleven billion, two hundred fifty-five million, six hundred twelve thousand, four hundred six".