458243917372812 has 36 divisors (see below), whose sum is σ = 1095950800649768. Its totient is φ = 149022412147200.

The previous prime is 458243917372789. The next prime is 458243917372861. The reversal of 458243917372812 is 218273719342854.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11358395389 + ... + 11358435732.

Almost surely, 2^{458243917372812} is an apocalyptic number.

It is an amenable number.

458243917372812 is an abundant number, since it is smaller than the sum of its proper divisors (637706883276956).

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

458243917372812 is a wasteful number, since it uses less digits than its factorization.

458243917372812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22716831210 (or 22716831167 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 66.

It can be divided in two parts, 4582439 and 17372812, that added together give a triangular number (21955251 = T₆₆₂₆).

The spelling of 458243917372812 in words is "four hundred fifty-eight trillion, two hundred forty-three billion, nine hundred seventeen million, three hundred seventy-two thousand, eight hundred twelve".