14400855157 has 18 divisors (see below), whose sum is σ = 15736959266. Its totient is φ = 13100188800.

The previous prime is 14400855127. The next prime is 14400855199. The reversal of 14400855157 is 75155800441.

It can be written as a sum of positive squares in 3 ways, for example, as 8595329521 + 5805525636 = 92711^2 + 76194^2 .

It is a de Polignac number, because none of the positive numbers 2^k-14400855157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14400855127) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 35912157 + ... + 35912557.

Almost surely, 2^14400855157 is an apocalyptic number.

It is an amenable number.

14400855157 is a deficient number, since it is larger than the sum of its proper divisors (1336104109).

14400855157 is an frugal number, since it uses more digits than its factorization.

14400855157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981 (or 497 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 40.

The spelling of 14400855157 in words is "fourteen billion, four hundred million, eight hundred fifty-five thousand, one hundred fifty-seven".