13542821406148 has 6 divisors (see below), whose sum is σ = 23699937460766. Its totient is φ = 6771410703072.

The previous prime is 13542821406097. The next prime is 13542821406173. The reversal of 13542821406148 is 84160412824531.

It can be written as a sum of positive squares in only one way, i.e., 11375118780804 + 2167702625344 = 3372702^2 + 1472312^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1692852675765 + ... + 1692852675772.

Almost surely, 2^{13542821406148} is an apocalyptic number.

It is an amenable number.

13542821406148 is a deficient number, since it is larger than the sum of its proper divisors (10157116054618).

13542821406148 is a wasteful number, since it uses less digits than its factorization.

13542821406148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385705351541 (or 3385705351539 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 13542821406148 in words is "thirteen trillion, five hundred forty-two billion, eight hundred twenty-one million, four hundred six thousand, one hundred forty-eight".