11245634440 has 16 divisors (see below), whose sum is σ = 25302677580. Its totient is φ = 4498253760.

The previous prime is 11245634429. The next prime is 11245634473. The reversal of 11245634440 is 4443654211.

It can be written as a sum of positive squares in 2 ways, for example, as 10376681956 + 868952484 = 101866^2 + 29478^2 .

It is a super-2 number, since 2×11245634440² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11245634396 and 11245634405.

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, 140570391 + ... + 140570470.

Almost surely, 2^11245634440 is an apocalyptic number.

11245634440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11245634440 is an abundant number, since it is smaller than the sum of its proper divisors (14057043140).

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

11245634440 is a wasteful number, since it uses less digits than its factorization.

11245634440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281140872 (or 281140868 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 11245634440 in words is "eleven billion, two hundred forty-five million, six hundred thirty-four thousand, four hundred forty".