26789829630 has 32 divisors (see below), whose sum is σ = 64501030944. Its totient is φ = 7121127936.

The previous prime is 26789829617. The next prime is 26789829673. The reversal of 26789829630 is 3692898762.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1417119 + ... + 1435898.

It is an arithmetic number, because the mean of its divisors is an integer number (2015657217).

Almost surely, 2^26789829630 is an apocalyptic number.

26789829630 is an abundant number, since it is smaller than the sum of its proper divisors (37711201314).

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

26789829630 is a wasteful number, since it uses less digits than its factorization.

26789829630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853340.

The product of its (nonzero) digits is 15676416, while the sum is 60.

The spelling of 26789829630 in words is "twenty-six billion, seven hundred eighty-nine million, eight hundred twenty-nine thousand, six hundred thirty".