26530156291072 has 88 divisors (see below), whose sum is σ = 61754347584576. Its totient is φ = 11155537256448.

The previous prime is 26530156291027. The next prime is 26530156291073. The reversal of 26530156291072 is 27019265103562.

It is not an unprimeable number, because it can be changed into a prime (26530156291073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34537018 + ... + 35296825.

Almost surely, 2^{26530156291072} is an apocalyptic number.

It is an amenable number.

26530156291072 is an abundant number, since it is smaller than the sum of its proper divisors (35224191293504).

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

26530156291072 is an equidigital number, since it uses as much as digits as its factorization.

26530156291072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69833923 (or 69833905 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 26530156291072 in words is "twenty-six trillion, five hundred thirty billion, one hundred fifty-six million, two hundred ninety-one thousand, seventy-two".