513231241615 has 8 divisors (see below), whose sum is σ = 616084943760. Its totient is φ = 410446690752.

The previous prime is 513231241591. The next prime is 513231241631. The reversal of 513231241615 is 516142132315.

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

It is a cyclic number.

It is not a de Polignac number, because 513231241615 - 2⁷ = 513231241487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17271489 + ... + 17301178.

It is an arithmetic number, because the mean of its divisors is an integer number (77010617970).

Almost surely, 2^513231241615 is an apocalyptic number.

513231241615 is a deficient number, since it is larger than the sum of its proper divisors (102853702145).

513231241615 is a wasteful number, since it uses less digits than its factorization.

513231241615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34575641.

The product of its digits is 21600, while the sum is 34.

The spelling of 513231241615 in words is "five hundred thirteen billion, two hundred thirty-one million, two hundred forty-one thousand, six hundred fifteen".