1345570074672 has 20 divisors (see below), whose sum is σ = 3476056026360. Its totient is φ = 448523358208.

The previous prime is 1345570074659. The next prime is 1345570074677. The reversal of 1345570074672 is 2764700755431.

It is a super-3 number, since 3×1345570074672³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1345570074677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14016354897 + ... + 14016354992.

It is an arithmetic number, because the mean of its divisors is an integer number (173802801318).

Almost surely, 2^{1345570074672} is an apocalyptic number.

1345570074672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1345570074672 is an abundant number, since it is smaller than the sum of its proper divisors (2130485951688).

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

1345570074672 is a wasteful number, since it uses less digits than its factorization.

1345570074672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28032709900 (or 28032709894 counting only the distinct ones).

The product of its (nonzero) digits is 4939200, while the sum is 51.

The spelling of 1345570074672 in words is "one trillion, three hundred forty-five billion, five hundred seventy million, seventy-four thousand, six hundred seventy-two".