14780911388 has 12 divisors (see below), whose sum is σ = 26052686520. Its totient is φ = 7337286672.

The previous prime is 14780911363. The next prime is 14780911399. The reversal of 14780911388 is 88311908741.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13291631 + ... + 13292742.

It is an arithmetic number, because the mean of its divisors is an integer number (2171057210).

Almost surely, 2^14780911388 is an apocalyptic number.

It is an amenable number.

14780911388 is a deficient number, since it is larger than the sum of its proper divisors (11271775132).

14780911388 is a wasteful number, since it uses less digits than its factorization.

14780911388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26584516 (or 26584514 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 50.

The spelling of 14780911388 in words is "fourteen billion, seven hundred eighty million, nine hundred eleven thousand, three hundred eighty-eight".