513225361306 has 8 divisors (see below), whose sum is σ = 879814905120. Its totient is φ = 219953726268.

The previous prime is 513225361303. The next prime is 513225361331. The reversal of 513225361306 is 603163522315.

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

It is not an unprimeable number, because it can be changed into a prime (513225361303) 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, 18329477176 + ... + 18329477203.

It is an arithmetic number, because the mean of its divisors is an integer number (109976863140).

Almost surely, 2^513225361306 is an apocalyptic number.

513225361306 is a deficient number, since it is larger than the sum of its proper divisors (366589543814).

513225361306 is a wasteful number, since it uses less digits than its factorization.

513225361306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36658954388.

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 513225361306 in words is "five hundred thirteen billion, two hundred twenty-five million, three hundred sixty-one thousand, three hundred six".