1845457086068 has 6 divisors (see below), whose sum is σ = 3229549900626. Its totient is φ = 922728543032.

The previous prime is 1845457086059. The next prime is 1845457086107. The reversal of 1845457086068 is 8606807545481.

It can be written as a sum of positive squares in only one way, i.e., 1635053230864 + 210403855204 = 1278692^2 + 458698^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1845457086068.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230682135755 + ... + 230682135762.

It is an arithmetic number, because the mean of its divisors is an integer number (538258316771).

Almost surely, 2^{1845457086068} is an apocalyptic number.

It is an amenable number.

1845457086068 is a deficient number, since it is larger than the sum of its proper divisors (1384092814558).

1845457086068 is a wasteful number, since it uses less digits than its factorization.

1845457086068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461364271521 (or 461364271519 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 62.

The spelling of 1845457086068 in words is "one trillion, eight hundred forty-five billion, four hundred fifty-seven million, eighty-six thousand, sixty-eight".