513103820880 has 160 divisors (see below), whose sum is σ = 1819478974464. Its totient is φ = 117176007168.

The previous prime is 513103820869. The next prime is 513103820923. The reversal of 513103820880 is 88028301315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1750657 + ... + 2022623.

Almost surely, 2^513103820880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 513103820880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (909739487232).

513103820880 is an abundant number, since it is smaller than the sum of its proper divisors (1306375153584).

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

513103820880 is a wasteful number, since it uses less digits than its factorization.

513103820880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273113 (or 273107 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 513103820880 in words is "five hundred thirteen billion, one hundred three million, eight hundred twenty thousand, eight hundred eighty".