14521340988 has 96 divisors (see below), whose sum is σ = 46937694720. Its totient is φ = 3771774720.

The previous prime is 14521340987. The next prime is 14521340989. The reversal of 14521340988 is 88904312541.

14521340988 is a `hidden beast` number, since 1 + 4 + 521 + 3 + 40 + 9 + 88 = 666.

It is an interprime number because it is at equal distance from previous prime (14521340987) and next prime (14521340989).

It is a super-2 number, since 2×14521340988² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14521340987) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 864781 + ... + 881412.

It is an arithmetic number, because the mean of its divisors is an integer number (488934320).

Almost surely, 2^14521340988 is an apocalyptic number.

14521340988 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

14521340988 is an abundant number, since it is smaller than the sum of its proper divisors (32416353732).

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

14521340988 is a wasteful number, since it uses less digits than its factorization.

14521340988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746224 (or 1746216 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 14521340988 in words is "fourteen billion, five hundred twenty-one million, three hundred forty thousand, nine hundred eighty-eight".