1345021587196 has 12 divisors (see below), whose sum is σ = 2690043174448. Its totient is φ = 576437823072.

The previous prime is 1345021587191. The next prime is 1345021587209. The reversal of 1345021587196 is 6917851205431.

1345021587196 is an admirable number.

It is a super-2 number, since 2×1345021587196² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345021587191) 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, 24018242601 + ... + 24018242656.

It is a 1-persistent number, because it is pandigital, but 2⋅1345021587196 = 2690043174392 is not.

Almost surely, 2^{1345021587196} is an apocalyptic number.

It is an amenable number.

1345021587196 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1345021587196 is a wasteful number, since it uses less digits than its factorization.

1345021587196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48036485268 (or 48036485266 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 52.

The spelling of 1345021587196 in words is "one trillion, three hundred forty-five billion, twenty-one million, five hundred eighty-seven thousand, one hundred ninety-six".