26156036516 has 6 divisors (see below), whose sum is σ = 45773063910. Its totient is φ = 13078018256.

The previous prime is 26156036479. The next prime is 26156036521. The reversal of 26156036516 is 61563065162.

It can be written as a sum of positive squares in only one way, i.e., 25186959616 + 969076900 = 158704^2 + 31130^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3269504561 + ... + 3269504568.

It is an arithmetic number, because the mean of its divisors is an integer number (7628843985).

Almost surely, 2^26156036516 is an apocalyptic number.

It is an amenable number.

26156036516 is a deficient number, since it is larger than the sum of its proper divisors (19617027394).

26156036516 is a wasteful number, since it uses less digits than its factorization.

26156036516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6539009133 (or 6539009131 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 26156036516 in words is "twenty-six billion, one hundred fifty-six million, thirty-six thousand, five hundred sixteen".