11351522650 has 48 divisors (see below), whose sum is σ = 23471497728. Its totient is φ = 4056120000.

The previous prime is 11351522617. The next prime is 11351522653. The reversal of 11351522650 is 5622515311.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (11351522653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261526 + ... + 301825.

It is an arithmetic number, because the mean of its divisors is an integer number (488989536).

Almost surely, 2^11351522650 is an apocalyptic number.

11351522650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11351522650 is an abundant number, since it is smaller than the sum of its proper divisors (12119975078).

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

11351522650 is a wasteful number, since it uses less digits than its factorization.

11351522650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563407 (or 563402 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 11351522650 in words is "eleven billion, three hundred fifty-one million, five hundred twenty-two thousand, six hundred fifty".