1452793272840 has 384 divisors, whose sum is σ = 5817064780800. Its totient is φ = 306212659200.

The previous prime is 1452793272839. The next prime is 1452793272841. The reversal of 1452793272840 is 482723972541.

1452793272840 is a `hidden beast` number, since 1 + 4 + 5 + 279 + 327 + 2 + 8 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (1452793272839) and next prime (1452793272841).

It is a super-2 number, since 2×1452793272840² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1452793272841) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 33032865 + ... + 33076815.

It is an arithmetic number, because the mean of its divisors is an integer number (15148606200).

Almost surely, 2^{1452793272840} is an apocalyptic number.

1452793272840 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 1452793272840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2908532390400).

1452793272840 is an abundant number, since it is smaller than the sum of its proper divisors (4364271507960).

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

1452793272840 is a wasteful number, since it uses less digits than its factorization.

1452793272840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44997 (or 44990 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 1452793272840 in words is "one trillion, four hundred fifty-two billion, seven hundred ninety-three million, two hundred seventy-two thousand, eight hundred forty".