4512393378390 has 32 divisors (see below), whose sum is σ = 10884164947200. Its totient is φ = 1197258141024.

The previous prime is 4512393378371. The next prime is 4512393378461. The reversal of 4512393378390 is 938733932154.

It is a self number, because there is not a number n which added to its sum of digits gives 4512393378390.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377916424 + ... + 377928363.

It is an arithmetic number, because the mean of its divisors is an integer number (340130154600).

Almost surely, 2^{4512393378390} is an apocalyptic number.

4512393378390 is an abundant number, since it is smaller than the sum of its proper divisors (6371771568810).

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

4512393378390 is a wasteful number, since it uses less digits than its factorization.

4512393378390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755844996.

The product of its (nonzero) digits is 14696640, while the sum is 57.

The spelling of 4512393378390 in words is "four trillion, five hundred twelve billion, three hundred ninety-three million, three hundred seventy-eight thousand, three hundred ninety".