11469899520 has 108 divisors (see below), whose sum is σ = 39684697416. Its totient is φ = 3058636800.

The previous prime is 11469899501. The next prime is 11469899531. The reversal of 11469899520 is 2599896411.

11469899520 is a `hidden beast` number, since 11 + 469 + 89 + 95 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 486306 + ... + 509345.

It is an arithmetic number, because the mean of its divisors is an integer number (367450902).

Almost surely, 2^11469899520 is an apocalyptic number.

11469899520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11469899520 is an abundant number, since it is smaller than the sum of its proper divisors (28214797896).

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

11469899520 is an equidigital number, since it uses as much as digits as its factorization.

11469899520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995678 (or 995661 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 54.

The spelling of 11469899520 in words is "eleven billion, four hundred sixty-nine million, eight hundred ninety-nine thousand, five hundred twenty".