14540225520 has 80 divisors (see below), whose sum is σ = 45617830272. Its totient is φ = 3830672640.

The previous prime is 14540225519. The next prime is 14540225563. The reversal of 14540225520 is 2552204541.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×14540225520² (a number of 21 digits) contains 22 as substring.

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

It is a congruent number.

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, 345046 + ... + 384885.

Almost surely, 2^14540225520 is an apocalyptic number.

14540225520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14540225520 is an abundant number, since it is smaller than the sum of its proper divisors (31077604752).

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

14540225520 is a wasteful number, since it uses less digits than its factorization.

14540225520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730030 (or 730024 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 14540225520 in words is "fourteen billion, five hundred forty million, two hundred twenty-five thousand, five hundred twenty".