26149432032542 has 16 divisors (see below), whose sum is σ = 48275874521952. Its totient is φ = 10344830254560.

The previous prime is 26149432032533. The next prime is 26149432032587. The reversal of 26149432032542 is 24523023494162.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71839098809 + ... + 71839099172.

It is an arithmetic number, because the mean of its divisors is an integer number (3017242157622).

Almost surely, 2^{26149432032542} is an apocalyptic number.

26149432032542 is a deficient number, since it is larger than the sum of its proper divisors (22126442489410).

26149432032542 is a wasteful number, since it uses less digits than its factorization.

26149432032542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143678198003.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 26149432032542 in words is "twenty-six trillion, one hundred forty-nine billion, four hundred thirty-two million, thirty-two thousand, five hundred forty-two".