1345909558388 has 12 divisors (see below), whose sum is σ = 2390496081792. Its totient is φ = 662910677880.

The previous prime is 1345909558379. The next prime is 1345909558397. The reversal of 1345909558388 is 8838559095431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1345909558379) and next prime (1345909558397).

It is a super-2 number, since 2×1345909558388² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2511025028 + ... + 2511025563.

It is an arithmetic number, because the mean of its divisors is an integer number (199208006816).

Almost surely, 2^{1345909558388} is an apocalyptic number.

It is an amenable number.

1345909558388 is a deficient number, since it is larger than the sum of its proper divisors (1044586523404).

1345909558388 is a wasteful number, since it uses less digits than its factorization.

1345909558388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5022050662 (or 5022050660 counting only the distinct ones).

The product of its (nonzero) digits is 186624000, while the sum is 68.

The spelling of 1345909558388 in words is "one trillion, three hundred forty-five billion, nine hundred nine million, five hundred fifty-eight thousand, three hundred eighty-eight".