513122052264450 has 48 divisors (see below), whose sum is σ = 1303580316207456. Its totient is φ = 133495168067200.

The previous prime is 513122052264379. The next prime is 513122052264457. The reversal of 513122052264450 is 54462250221315.

It is not an unprimeable number, because it can be changed into a prime (513122052264457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41717233872 + ... + 41717246171.

It is an arithmetic number, because the mean of its divisors is an integer number (27157923254322).

Almost surely, 2^{513122052264450} is an apocalyptic number.

513122052264450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

513122052264450 is an abundant number, since it is smaller than the sum of its proper divisors (790458263943006).

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

513122052264450 is a wasteful number, since it uses less digits than its factorization.

513122052264450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83434480099 (or 83434480094 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 513122052264450 in words is "five hundred thirteen trillion, one hundred twenty-two billion, fifty-two million, two hundred sixty-four thousand, four hundred fifty".