264009210836 has 96 divisors (see below), whose sum is σ = 553834659840. Its totient is φ = 107739590400.

The previous prime is 264009210793. The next prime is 264009210841. The reversal of 264009210836 is 638012900462.

It is a junction number, because it is equal to n+sod(n) for n = 264009210793 and 264009210802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27812051 + ... + 27821541.

It is an arithmetic number, because the mean of its divisors is an integer number (5769111040).

Almost surely, 2^264009210836 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 264009210836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276917329920).

264009210836 is an abundant number, since it is smaller than the sum of its proper divisors (289825449004).

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

264009210836 is a wasteful number, since it uses less digits than its factorization.

264009210836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10045 (or 10043 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 264009210836 in words is "two hundred sixty-four billion, nine million, two hundred ten thousand, eight hundred thirty-six".