513445542244140 has 96 divisors (see below), whose sum is σ = 1583870893436160. Its totient is φ = 123239254048000.

The previous prime is 513445542244127. The next prime is 513445542244183. The reversal of 513445542244140 is 41442245544315.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 513445542244140.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3851160030 + ... + 3851293349.

It is an arithmetic number, because the mean of its divisors is an integer number (16498655139960).

Almost surely, 2^{513445542244140} is an apocalyptic number.

It is an amenable number.

513445542244140 is an abundant number, since it is smaller than the sum of its proper divisors (1070425351192020).

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

513445542244140 is a wasteful number, since it uses less digits than its factorization.

513445542244140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702453503 (or 7702453501 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 48.

Adding to 513445542244140 its reverse (41442245544315), we get a palindrome (554887787788455).

The spelling of 513445542244140 in words is "five hundred thirteen trillion, four hundred forty-five billion, five hundred forty-two million, two hundred forty-four thousand, one hundred forty".