26147174792272 has 20 divisors (see below), whose sum is σ = 50703047175636. Its totient is φ = 13062517456640.

The previous prime is 26147174792201. The next prime is 26147174792317. The reversal of 26147174792272 is 27229747174162.

It can be written as a sum of positive squares in 2 ways, for example, as 24518580237376 + 1628594554896 = 4951624^2 + 1276164^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 26147174792272.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 691851733 + ... + 691889524.

Almost surely, 2^{26147174792272} is an apocalyptic number.

It is an amenable number.

26147174792272 is a deficient number, since it is larger than the sum of its proper divisors (24555872383364).

26147174792272 is a wasteful number, since it uses less digits than its factorization.

26147174792272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383742446 (or 1383742440 counting only the distinct ones).

The product of its digits is 33191424, while the sum is 61.

The spelling of 26147174792272 in words is "twenty-six trillion, one hundred forty-seven billion, one hundred seventy-four million, seven hundred ninety-two thousand, two hundred seventy-two".