1452789453276 has 384 divisors, whose sum is σ = 4700833536000. Its totient is φ = 379637072640.

The previous prime is 1452789453239. The next prime is 1452789453281. The reversal of 1452789453276 is 6723549872541.

It is a happy number.

1452789453276 is a `hidden beast` number, since 1 + 4 + 5 + 2 + 7 + 8 + 94 + 532 + 7 + 6 = 666.

It is a super-2 number, since 2×1452789453276² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 150371886 + ... + 150381546.

It is an arithmetic number, because the mean of its divisors is an integer number (12241754000).

Almost surely, 2^{1452789453276} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1452789453276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2350416768000).

1452789453276 is an abundant number, since it is smaller than the sum of its proper divisors (3248044082724).

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

1452789453276 is a wasteful number, since it uses less digits than its factorization.

1452789453276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9767 (or 9721 counting only the distinct ones).

The product of its digits is 101606400, while the sum is 63.

The spelling of 1452789453276 in words is "one trillion, four hundred fifty-two billion, seven hundred eighty-nine million, four hundred fifty-three thousand, two hundred seventy-six".