11332510840 has 32 divisors (see below), whose sum is σ = 29140742880. Its totient is φ = 3885432192.

The previous prime is 11332510837. The next prime is 11332510843. The reversal of 11332510840 is 4801523311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11332510837) and next prime (11332510843).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 11332510799 and 11332510808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11332510843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20236347 + ... + 20236906.

It is an arithmetic number, because the mean of its divisors is an integer number (910648215).

Almost surely, 2^11332510840 is an apocalyptic number.

11332510840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11332510840 is an abundant number, since it is smaller than the sum of its proper divisors (17808232040).

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

11332510840 is a wasteful number, since it uses less digits than its factorization.

11332510840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40473271 (or 40473267 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 11332510840 in words is "eleven billion, three hundred thirty-two million, five hundred ten thousand, eight hundred forty".