26047021142 has 4 divisors (see below), whose sum is σ = 39070531716. Its totient is φ = 13023510570.

The previous prime is 26047021129. The next prime is 26047021153. The reversal of 26047021142 is 24112074062.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6511755284 + ... + 6511755287.

It is an arithmetic number, because the mean of its divisors is an integer number (9767632929).

Almost surely, 2^26047021142 is an apocalyptic number.

26047021142 is a deficient number, since it is larger than the sum of its proper divisors (13023510574).

26047021142 is a wasteful number, since it uses less digits than its factorization.

26047021142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13023510573.

The product of its (nonzero) digits is 5376, while the sum is 29.

The spelling of 26047021142 in words is "twenty-six billion, forty-seven million, twenty-one thousand, one hundred forty-two".