513525414023 has 8 divisors (see below), whose sum is σ = 519780774576. Its totient is φ = 507271680000.

The previous prime is 513525414007. The next prime is 513525414029. The reversal of 513525414023 is 320414525315.

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 513525414023 - 2⁴ = 513525414007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513525414029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234773 + ... + 1040273.

It is an arithmetic number, because the mean of its divisors is an integer number (64972596822).

Almost surely, 2^513525414023 is an apocalyptic number.

513525414023 is a deficient number, since it is larger than the sum of its proper divisors (6255360553).

513525414023 is an equidigital number, since it uses as much as digits as its factorization.

513525414023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813265.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 513525414023 its reverse (320414525315), we get a palindrome (833939939338).

The spelling of 513525414023 in words is "five hundred thirteen billion, five hundred twenty-five million, four hundred fourteen thousand, twenty-three".