1075640617912 has 16 divisors (see below), whose sum is σ = 2304944181360. Its totient is φ = 460988836224.

The previous prime is 1075640617889. The next prime is 1075640617963. The reversal of 1075640617912 is 2197160465701.

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, 9603934033 + ... + 9603934144.

It is an arithmetic number, because the mean of its divisors is an integer number (144059011335).

Almost surely, 2^{1075640617912} is an apocalyptic number.

It is an amenable number.

1075640617912 is an abundant number, since it is smaller than the sum of its proper divisors (1229303563448).

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

1075640617912 is a wasteful number, since it uses less digits than its factorization.

1075640617912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19207868190 (or 19207868186 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 1075640617912 in words is "one trillion, seventy-five billion, six hundred forty million, six hundred seventeen thousand, nine hundred twelve".