1264264174080 has 400 divisors, whose sum is σ = 4551327613800. Its totient is φ = 335414919168.

The previous prime is 1264264174067. The next prime is 1264264174097. The reversal of 1264264174080 is 804714624621.

1264264174080 is a `hidden beast` number, since 1 + 264 + 264 + 17 + 40 + 80 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1236793100544 + 27471073536 = 1112112^2 + 165744^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40834446 + ... + 40865394.

Almost surely, 2^{1264264174080} is an apocalyptic number.

1264264174080 is a gapful number since it is divisible by the number (10) 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 1264264174080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2275663806900).

1264264174080 is an abundant number, since it is smaller than the sum of its proper divisors (3287063439720).

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

1264264174080 is an equidigital number, since it uses as much as digits as its factorization.

1264264174080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31181 (or 31156 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 1264264174080 in words is "one trillion, two hundred sixty-four billion, two hundred sixty-four million, one hundred seventy-four thousand, eighty".