512354252021344 has 24 divisors (see below), whose sum is σ = 1043480103795360. Its totient is φ = 247343432009856.

The previous prime is 512354252021303. The next prime is 512354252021347. The reversal of 512354252021344 is 443120252453215.

It is a self number, because there is not a number n which added to its sum of digits gives 512354252021344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512354252021347) 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, 276052936584 + ... + 276052938439.

It is an arithmetic number, because the mean of its divisors is an integer number (43478337658140).

Almost surely, 2^{512354252021344} is an apocalyptic number.

It is an amenable number.

512354252021344 is an abundant number, since it is smaller than the sum of its proper divisors (531125851774016).

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

512354252021344 is a wasteful number, since it uses less digits than its factorization.

512354252021344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552105875062 (or 552105875054 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 43.

The spelling of 512354252021344 in words is "five hundred twelve trillion, three hundred fifty-four billion, two hundred fifty-two million, twenty-one thousand, three hundred forty-four".