13538914442 has 8 divisors (see below), whose sum is σ = 21191344416. Its totient is φ = 6475132972.

The previous prime is 13538914391. The next prime is 13538914463. The reversal of 13538914442 is 24441983531.

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

It is a junction number, because it is equal to n+sod(n) for n = 13538914393 and 13538914402.

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, 147162068 + ... + 147162159.

It is an arithmetic number, because the mean of its divisors is an integer number (2648918052).

Almost surely, 2^13538914442 is an apocalyptic number.

13538914442 is a deficient number, since it is larger than the sum of its proper divisors (7652429974).

13538914442 is a wasteful number, since it uses less digits than its factorization.

13538914442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294324252.

The product of its digits is 414720, while the sum is 44.

The spelling of 13538914442 in words is "thirteen billion, five hundred thirty-eight million, nine hundred fourteen thousand, four hundred forty-two".