264128914380 has 24 divisors (see below), whose sum is σ = 739560960432. Its totient is φ = 70434377152.

The previous prime is 264128914369. The next prime is 264128914457. The reversal of 264128914380 is 83419821462.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2201074227 + ... + 2201074346.

It is an arithmetic number, because the mean of its divisors is an integer number (30815040018).

Almost surely, 2^264128914380 is an apocalyptic number.

264128914380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264128914380 is an abundant number, since it is smaller than the sum of its proper divisors (475432046052).

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

264128914380 is a wasteful number, since it uses less digits than its factorization.

264128914380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4402148585 (or 4402148583 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 264128914380 in words is "two hundred sixty-four billion, one hundred twenty-eight million, nine hundred fourteen thousand, three hundred eighty".