1072451425320 has 1536 divisors, whose sum is σ = 4401589248000. Its totient is φ = 230833152000.

The previous prime is 1072451425289. The next prime is 1072451425349. The reversal of 1072451425320 is 235241542701.

1072451425320 is a `hidden beast` number, since 1 + 0 + 72 + 4 + 51 + 4 + 2 + 532 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 7102327245 + ... + 7102327395.

It is an arithmetic number, because the mean of its divisors is an integer number (2865618000).

Almost surely, 2^{1072451425320} is an apocalyptic number.

1072451425320 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 1072451425320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2200794624000).

1072451425320 is an abundant number, since it is smaller than the sum of its proper divisors (3329137822680).

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

1072451425320 is a wasteful number, since it uses less digits than its factorization.

1072451425320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 351 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 1072451425320 in words is "one trillion, seventy-two billion, four hundred fifty-one million, four hundred twenty-five thousand, three hundred twenty".