513698422944 has 192 divisors, whose sum is σ = 1554933252096. Its totient is φ = 145455657984.

The previous prime is 513698422933. The next prime is 513698422997. The reversal of 513698422944 is 449224896315.

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, 93278239 + ... + 93283745.

It is an arithmetic number, because the mean of its divisors is an integer number (8098610688).

Almost surely, 2^513698422944 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 513698422944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (777466626048).

513698422944 is an abundant number, since it is smaller than the sum of its proper divisors (1041234829152).

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

513698422944 is a wasteful number, since it uses less digits than its factorization.

513698422944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6747 (or 6739 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 57.

The spelling of 513698422944 in words is "five hundred thirteen billion, six hundred ninety-eight million, four hundred twenty-two thousand, nine hundred forty-four".