26142562164 has 24 divisors (see below), whose sum is σ = 61038633600. Its totient is φ = 8708569984.

The previous prime is 26142562157. The next prime is 26142562217. The reversal of 26142562164 is 46126524162.

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, 682764 + ... + 720035.

It is an arithmetic number, because the mean of its divisors is an integer number (2543276400).

Almost surely, 2^26142562164 is an apocalyptic number.

It is an amenable number.

26142562164 is an abundant number, since it is smaller than the sum of its proper divisors (34896071436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26142562164 is a wasteful number, since it uses less digits than its factorization.

26142562164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404359 (or 1404357 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The spelling of 26142562164 in words is "twenty-six billion, one hundred forty-two million, five hundred sixty-two thousand, one hundred sixty-four".