264420046220 has 96 divisors (see below), whose sum is σ = 621002059776. Its totient is φ = 93737254400.

The previous prime is 264420046207. The next prime is 264420046237. The reversal of 264420046220 is 22640024462.

264420046220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12861269 + ... + 12881811.

It is an arithmetic number, because the mean of its divisors is an integer number (6468771456).

Almost surely, 2^264420046220 is an apocalyptic number.

264420046220 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 264420046220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (310501029888).

264420046220 is an abundant number, since it is smaller than the sum of its proper divisors (356582013556).

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

264420046220 is a wasteful number, since it uses less digits than its factorization.

264420046220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22031 (or 22029 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 264420046220 in words is "two hundred sixty-four billion, four hundred twenty million, forty-six thousand, two hundred twenty".