26136657142 has 16 divisors (see below), whose sum is σ = 39433549680. Its totient is φ = 12992228352.

The previous prime is 26136657109. The next prime is 26136657199. The reversal of 26136657142 is 24175663162.

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, 600033 + ... + 642115.

It is an arithmetic number, because the mean of its divisors is an integer number (2464596855).

Almost surely, 2^26136657142 is an apocalyptic number.

26136657142 is a deficient number, since it is larger than the sum of its proper divisors (13296892538).

26136657142 is a wasteful number, since it uses less digits than its factorization.

26136657142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43887.

The product of its digits is 362880, while the sum is 43.

The spelling of 26136657142 in words is "twenty-six billion, one hundred thirty-six million, six hundred fifty-seven thousand, one hundred forty-two".