26161511516162 has 32 divisors (see below), whose sum is σ = 42822558334080. Its totient is φ = 11888037866880.

The previous prime is 26161511516131. The next prime is 26161511516167.

It is a happy number.

26161511516162 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (26161511516167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1626243683 + ... + 1626259769.

It is an arithmetic number, because the mean of its divisors is an integer number (1338204947940).

Almost surely, 2^{26161511516162} is an apocalyptic number.

26161511516162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26161511516162 is a deficient number, since it is larger than the sum of its proper divisors (16661046817918).

26161511516162 is a wasteful number, since it uses less digits than its factorization.

26161511516162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33626.

The product of its digits is 129600, while the sum is 44.

The spelling of 26161511516162 in words is "twenty-six trillion, one hundred sixty-one billion, five hundred eleven million, five hundred sixteen thousand, one hundred sixty-two".