11250399448540 has 24 divisors (see below), whose sum is σ = 27000958676832. Its totient is φ = 3857279810880.

The previous prime is 11250399448523. The next prime is 11250399448601. The reversal of 11250399448540 is 4584499305211.

It is a super-2 number, since 2×11250399448540² (a number of 27 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 7 ways as a sum of consecutive naturals, for example, 40179997891 + ... + 40179998170.

It is an arithmetic number, because the mean of its divisors is an integer number (1125039944868).

Almost surely, 2^{11250399448540} is an apocalyptic number.

11250399448540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11250399448540 is an abundant number, since it is smaller than the sum of its proper divisors (15750559228292).

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

11250399448540 is a wasteful number, since it uses less digits than its factorization.

11250399448540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80359996077 (or 80359996075 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 55.

The spelling of 11250399448540 in words is "eleven trillion, two hundred fifty billion, three hundred ninety-nine million, four hundred forty-eight thousand, five hundred forty".