264496555008 has 660 divisors, whose sum is σ = 928639989376. Its totient is φ = 73455206400.

The previous prime is 264496555007. The next prime is 264496555031. The reversal of 264496555008 is 800555694462.

264496555008 is a `hidden beast` number, since 2 + 6 + 44 + 96 + 5 + 5 + 500 + 8 = 666.

It is a super-2 number, since 2×264496555008² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (264496555007) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 976001913 + ... + 976002183.

Almost surely, 2^264496555008 is an apocalyptic number.

264496555008 is a gapful number since it is divisible by the number (28) 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 264496555008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464319994688).

264496555008 is an abundant number, since it is smaller than the sum of its proper divisors (664143434368).

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

264496555008 is an equidigital number, since it uses as much as digits as its factorization.

264496555008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 54.

The spelling of 264496555008 in words is "two hundred sixty-four billion, four hundred ninety-six million, five hundred fifty-five thousand, eight".