1445315351052 has 24 divisors (see below), whose sum is σ = 3372478076016. Its totient is φ = 481760985088.

The previous prime is 1445315350993. The next prime is 1445315351069. The reversal of 1445315351052 is 2501535135441.

It is a self number, because there is not a number n which added to its sum of digits gives 1445315351052.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782613 + ... + 1871660.

It is an arithmetic number, because the mean of its divisors is an integer number (140519919834).

Almost surely, 2^{1445315351052} is an apocalyptic number.

1445315351052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1445315351052 is an abundant number, since it is smaller than the sum of its proper divisors (1927162724964).

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

1445315351052 is a wasteful number, since it uses less digits than its factorization.

1445315351052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699657 (or 2699655 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 1445315351052 in words is "one trillion, four hundred forty-five billion, three hundred fifteen million, three hundred fifty-one thousand, fifty-two".