264362948220 has 384 divisors, whose sum is σ = 964815667200. Its totient is φ = 52623986688.

The previous prime is 264362948189. The next prime is 264362948261. The reversal of 264362948220 is 22849263462.

It is a self number, because there is not a number n which added to its sum of digits gives 264362948220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5810721 + ... + 5856039.

It is an arithmetic number, because the mean of its divisors is an integer number (2512540800).

Almost surely, 2^264362948220 is an apocalyptic number.

264362948220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264362948220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (482407833600).

264362948220 is an abundant number, since it is smaller than the sum of its proper divisors (700452718980).

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

264362948220 is a wasteful number, since it uses less digits than its factorization.

264362948220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45417 (or 45415 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 264362948220 in words is "two hundred sixty-four billion, three hundred sixty-two million, nine hundred forty-eight thousand, two hundred twenty".