26151589632 has 144 divisors (see below), whose sum is σ = 79632277760. Its totient is φ = 7463632896.

The previous prime is 26151589631. The next prime is 26151589703. The reversal of 26151589632 is 23698515162.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26151589631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6196419 + ... + 6200637.

Almost surely, 2^26151589632 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 26151589632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39816138880).

26151589632 is an abundant number, since it is smaller than the sum of its proper divisors (53480688128).

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

26151589632 is a wasteful number, since it uses less digits than its factorization.

26151589632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5398 (or 5384 counting only the distinct ones).

The product of its digits is 777600, while the sum is 48.

The spelling of 26151589632 in words is "twenty-six billion, one hundred fifty-one million, five hundred eighty-nine thousand, six hundred thirty-two".