13634521454 has 8 divisors (see below), whose sum is σ = 20518401288. Its totient is φ = 6795054360.

The previous prime is 13634521451. The next prime is 13634521471. The reversal of 13634521454 is 45412543631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13634521451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11102417 + ... + 11103644.

It is an arithmetic number, because the mean of its divisors is an integer number (2564800161).

Almost surely, 2^13634521454 is an apocalyptic number.

13634521454 is a deficient number, since it is larger than the sum of its proper divisors (6883879834).

13634521454 is a wasteful number, since it uses less digits than its factorization.

13634521454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22206370.

The product of its digits is 172800, while the sum is 38.

The spelling of 13634521454 in words is "thirteen billion, six hundred thirty-four million, five hundred twenty-one thousand, four hundred fifty-four".