538335782512 has 40 divisors (see below), whose sum is σ = 1204778215152. Its totient is φ = 230304076800.

The previous prime is 538335782497. The next prime is 538335782527. The reversal of 538335782512 is 215287533835.

It is an interprime number because it is at equal distance from previous prime (538335782497) and next prime (538335782527).

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 538335782512.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89959539 + ... + 89965522.

Almost surely, 2^538335782512 is an apocalyptic number.

It is an amenable number.

538335782512 is an abundant number, since it is smaller than the sum of its proper divisors (666442432640).

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

538335782512 is a wasteful number, since it uses less digits than its factorization.

538335782512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179925097 (or 179925091 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 52.

The spelling of 538335782512 in words is "five hundred thirty-eight billion, three hundred thirty-five million, seven hundred eighty-two thousand, five hundred twelve".