13950964591 has 16 divisors (see below), whose sum is σ = 14556516480. Its totient is φ = 13358610720.

The previous prime is 13950964553. The next prime is 13950964619. The reversal of 13950964591 is 19546905931.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13950964591 - 2¹³ = 13950956399 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 (13950964501) 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, 5493400 + ... + 5495938.

It is an arithmetic number, because the mean of its divisors is an integer number (909782280).

Almost surely, 2^13950964591 is an apocalyptic number.

13950964591 is a deficient number, since it is larger than the sum of its proper divisors (605551889).

13950964591 is a wasteful number, since it uses less digits than its factorization.

13950964591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5046.

The product of its (nonzero) digits is 1312200, while the sum is 52.

The spelling of 13950964591 in words is "thirteen billion, nine hundred fifty million, nine hundred sixty-four thousand, five hundred ninety-one".