14742627991 has 48 divisors (see below), whose sum is σ = 19489075200. Its totient is φ = 11023169472.

The previous prime is 14742627983. The next prime is 14742628003. The reversal of 14742627991 is 19972624741.

It is a happy number.

It is not a de Polignac number, because 14742627991 - 2³ = 14742627983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14742627961) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5796066 + ... + 5798608.

It is an arithmetic number, because the mean of its divisors is an integer number (406022400).

Almost surely, 2^14742627991 is an apocalyptic number.

14742627991 is a deficient number, since it is larger than the sum of its proper divisors (4746447209).

14742627991 is a wasteful number, since it uses less digits than its factorization.

14742627991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3068 (or 3061 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 52.

The spelling of 14742627991 in words is "fourteen billion, seven hundred forty-two million, six hundred twenty-seven thousand, nine hundred ninety-one".