1264714453380 has 288 divisors, whose sum is σ = 4202376272640. Its totient is φ = 278382182400.

The previous prime is 1264714453357. The next prime is 1264714453463. The reversal of 1264714453380 is 833544174621.

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 95 ways as a sum of consecutive naturals, for example, 141636756 + ... + 141645684.

It is an arithmetic number, because the mean of its divisors is an integer number (14591584280).

Almost surely, 2^{1264714453380} is an apocalyptic number.

1264714453380 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 1264714453380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2101188136320).

1264714453380 is an abundant number, since it is smaller than the sum of its proper divisors (2937661819260).

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

1264714453380 is a wasteful number, since it uses less digits than its factorization.

1264714453380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9407 (or 9376 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

It can be divided in two parts, 126471 and 4453380, that added together give a triangular number (4579851 = T₃₀₂₆).

The spelling of 1264714453380 in words is "one trillion, two hundred sixty-four billion, seven hundred fourteen million, four hundred fifty-three thousand, three hundred eighty".