14873433987 has 16 divisors (see below), whose sum is σ = 20063093120. Its totient is φ = 9799978752.

The previous prime is 14873433979. The next prime is 14873433997. The reversal of 14873433987 is 78933437841.

It is a happy number.

It is not a de Polignac number, because 14873433987 - 2³ = 14873433979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14873433997) 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, 180468 + ... + 249630.

It is an arithmetic number, because the mean of its divisors is an integer number (1253943320).

Almost surely, 2^14873433987 is an apocalyptic number.

14873433987 is a deficient number, since it is larger than the sum of its proper divisors (5189659133).

14873433987 is an equidigital number, since it uses as much as digits as its factorization.

14873433987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70002.

The product of its digits is 12192768, while the sum is 57.

The spelling of 14873433987 in words is "fourteen billion, eight hundred seventy-three million, four hundred thirty-three thousand, nine hundred eighty-seven".