26478526835712 has 132 divisors (see below), whose sum is σ = 82097365280280. Its totient is φ = 7565293338624.

The previous prime is 26478526835707. The next prime is 26478526835731. The reversal of 26478526835712 is 21753862587462.

It is a happy number.

It is a super-2 number, since 2×26478526835712² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87801637 + ... + 88102692.

Almost surely, 2^{26478526835712} is an apocalyptic number.

It is an amenable number.

26478526835712 is an abundant number, since it is smaller than the sum of its proper divisors (55618838444568).

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

26478526835712 is a wasteful number, since it uses less digits than its factorization.

26478526835712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175904366 (or 175904341 counting only the distinct ones).

The product of its digits is 270950400, while the sum is 66.

The spelling of 26478526835712 in words is "twenty-six trillion, four hundred seventy-eight billion, five hundred twenty-six million, eight hundred thirty-five thousand, seven hundred twelve".