14525521320 has 64 divisors (see below), whose sum is σ = 44398782720. Its totient is φ = 3800386304.

The previous prime is 14525521301. The next prime is 14525521349. The reversal of 14525521320 is 2312552541.

It is a super-3 number, since 3×14525521320³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1135584 + ... + 1148303.

It is an arithmetic number, because the mean of its divisors is an integer number (693730980).

Almost surely, 2^14525521320 is an apocalyptic number.

14525521320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14525521320 is an abundant number, since it is smaller than the sum of its proper divisors (29873261400).

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

14525521320 is a wasteful number, since it uses less digits than its factorization.

14525521320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283954 (or 2283950 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 14525521320 in words is "fourteen billion, five hundred twenty-five million, five hundred twenty-one thousand, three hundred twenty".