914136514591 has 12 divisors (see below), whose sum is σ = 969836815584. Its totient is φ = 861087348800.

The previous prime is 914136514559. The next prime is 914136514607. The reversal of 914136514591 is 195415631419.

It is a happy number.

It is not a de Polignac number, because 914136514591 - 2⁵ = 914136514559 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 (914136514531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13221175 + ... + 13290136.

It is an arithmetic number, because the mean of its divisors is an integer number (80819734632).

Almost surely, 2^914136514591 is an apocalyptic number.

914136514591 is a deficient number, since it is larger than the sum of its proper divisors (55700300993).

914136514591 is a wasteful number, since it uses less digits than its factorization.

914136514591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26511410 (or 26511381 counting only the distinct ones).

The product of its digits is 583200, while the sum is 49.

The spelling of 914136514591 in words is "nine hundred fourteen billion, one hundred thirty-six million, five hundred fourteen thousand, five hundred ninety-one".