1452742622290 has 32 divisors (see below), whose sum is σ = 2815684623360. Its totient is φ = 537645122304.

The previous prime is 1452742622263. The next prime is 1452742622371. The reversal of 1452742622290 is 922262472541.

It is a super-2 number, since 2×1452742622290² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1452742622290.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72409842 + ... + 72429901.

It is an arithmetic number, because the mean of its divisors is an integer number (87990144480).

Almost surely, 2^{1452742622290} is an apocalyptic number.

1452742622290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1452742622290 is a deficient number, since it is larger than the sum of its proper divisors (1362942001070).

1452742622290 is a wasteful number, since it uses less digits than its factorization.

1452742622290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144839826.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 1452742622290 in words is "one trillion, four hundred fifty-two billion, seven hundred forty-two million, six hundred twenty-two thousand, two hundred ninety".