1345125542056 has 32 divisors (see below), whose sum is σ = 2563643829600. Its totient is φ = 661557960000.

The previous prime is 1345125542053. The next prime is 1345125542081. The reversal of 1345125542056 is 6502455215431.

It is not an unprimeable number, because it can be changed into a prime (1345125542051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4271070 + ... + 4575181.

It is an arithmetic number, because the mean of its divisors is an integer number (80113869675).

Almost surely, 2^{1345125542056} is an apocalyptic number.

It is an amenable number.

1345125542056 is a deficient number, since it is larger than the sum of its proper divisors (1218518287544).

1345125542056 is a wasteful number, since it uses less digits than its factorization.

1345125542056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8846569 (or 8846565 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 1345125542056 in words is "one trillion, three hundred forty-five billion, one hundred twenty-five million, five hundred forty-two thousand, fifty-six".