26732230404 has 72 divisors (see below), whose sum is σ = 68637103584. Its totient is φ = 8091705600.

The previous prime is 26732230391. The next prime is 26732230417. The reversal of 26732230404 is 40403223762.

It is an interprime number because it is at equal distance from previous prime (26732230391) and next prime (26732230417).

It is a super-2 number, since 2×26732230404² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1365324 + ... + 1384764.

Almost surely, 2^26732230404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26732230404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34318551792).

26732230404 is an abundant number, since it is smaller than the sum of its proper divisors (41904873180).

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

26732230404 is a wasteful number, since it uses less digits than its factorization.

26732230404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20417 (or 20404 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 33.

The spelling of 26732230404 in words is "twenty-six billion, seven hundred thirty-two million, two hundred thirty thousand, four hundred four".