1445052204631 has 6 divisors (see below), whose sum is σ = 1680979095240. Its totient is φ = 1238616175356.

The previous prime is 1445052204623. The next prime is 1445052204647. The reversal of 1445052204631 is 1364022505441.

It is not a de Polignac number, because 1445052204631 - 2³ = 1445052204623 is a prime.

It is a super-2 number, since 2×1445052204631² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445052204601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14745430611 + ... + 14745430708.

It is an arithmetic number, because the mean of its divisors is an integer number (280163182540).

Almost surely, 2^{1445052204631} is an apocalyptic number.

1445052204631 is a deficient number, since it is larger than the sum of its proper divisors (235926890609).

1445052204631 is an equidigital number, since it uses as much as digits as its factorization.

1445052204631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29490861333 (or 29490861326 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 1445052204631 in words is "one trillion, four hundred forty-five billion, fifty-two million, two hundred four thousand, six hundred thirty-one".