13798013494 has 4 divisors (see below), whose sum is σ = 20697020244. Its totient is φ = 6899006746.

The previous prime is 13798013491. The next prime is 13798013527. The reversal of 13798013494 is 49431089731.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13798013491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3449503372 + ... + 3449503375.

It is an arithmetic number, because the mean of its divisors is an integer number (5174255061).

Almost surely, 2^13798013494 is an apocalyptic number.

13798013494 is a deficient number, since it is larger than the sum of its proper divisors (6899006750).

13798013494 is an equidigital number, since it uses as much as digits as its factorization.

13798013494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6899006749.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 13798013494 in words is "thirteen billion, seven hundred ninety-eight million, thirteen thousand, four hundred ninety-four".