14975424984 has 128 divisors (see below), whose sum is σ = 43276040640. Its totient is φ = 4277256192.

The previous prime is 14975424977. The next prime is 14975424991. The reversal of 14975424984 is 48942457941.

It is an interprime number because it is at equal distance from previous prime (14975424977) and next prime (14975424991).

It is a super-2 number, since 2×14975424984² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367854 + ... + 406530.

Almost surely, 2^14975424984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14975424984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21638020320).

14975424984 is an abundant number, since it is smaller than the sum of its proper divisors (28300615656).

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

14975424984 is a wasteful number, since it uses less digits than its factorization.

14975424984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38789 (or 38785 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 57.

The spelling of 14975424984 in words is "fourteen billion, nine hundred seventy-five million, four hundred twenty-four thousand, nine hundred eighty-four".