11240715380 has 12 divisors (see below), whose sum is σ = 23605502340. Its totient is φ = 4496286144.

The previous prime is 11240715373. The next prime is 11240715439. The reversal of 11240715380 is 8351704211.

It can be written as a sum of positive squares in 2 ways, for example, as 1392931684 + 9847783696 = 37322^2 + 99236^2 .

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, 281017865 + ... + 281017904.

It is an arithmetic number, because the mean of its divisors is an integer number (1967125195).

Almost surely, 2^11240715380 is an apocalyptic number.

11240715380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11240715380 is an abundant number, since it is smaller than the sum of its proper divisors (12364786960).

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

11240715380 is a wasteful number, since it uses less digits than its factorization.

11240715380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562035778 (or 562035776 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The spelling of 11240715380 in words is "eleven billion, two hundred forty million, seven hundred fifteen thousand, three hundred eighty".