513244233506 has 8 divisors (see below), whose sum is σ = 770450028480. Its totient is φ = 256427557348.

The previous prime is 513244233499. The next prime is 513244233511. The reversal of 513244233506 is 605332442315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×513244233506² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 513244233506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97276406 + ... + 97281681.

It is an arithmetic number, because the mean of its divisors is an integer number (96306253560).

Almost surely, 2^513244233506 is an apocalyptic number.

513244233506 is a deficient number, since it is larger than the sum of its proper divisors (257205794974).

513244233506 is a wasteful number, since it uses less digits than its factorization.

513244233506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194559408.

The product of its (nonzero) digits is 259200, while the sum is 38.

The spelling of 513244233506 in words is "five hundred thirteen billion, two hundred forty-four million, two hundred thirty-three thousand, five hundred six".