14531544552 has 64 divisors (see below), whose sum is σ = 41697002880. Its totient is φ = 4134039552.

The previous prime is 14531544541. The next prime is 14531544557. The reversal of 14531544552 is 25544513541.

It is a super-2 number, since 2×14531544552² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 14531544552.

It is not an unprimeable number, because it can be changed into a prime (14531544557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146473 + ... + 224760.

It is an arithmetic number, because the mean of its divisors is an integer number (651515670).

Almost surely, 2^14531544552 is an apocalyptic number.

14531544552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14531544552 is an abundant number, since it is smaller than the sum of its proper divisors (27165458328).

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

14531544552 is a wasteful number, since it uses less digits than its factorization.

14531544552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371482 (or 371478 counting only the distinct ones).

The product of its digits is 240000, while the sum is 39.

The spelling of 14531544552 in words is "fourteen billion, five hundred thirty-one million, five hundred forty-four thousand, five hundred fifty-two".