513751561350 has 48 divisors (see below), whose sum is σ = 1277775770688. Its totient is φ = 136605588640.

The previous prime is 513751561303. The next prime is 513751561363. The reversal of 513751561350 is 53165157315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4883124 + ... + 4987223.

It is an arithmetic number, because the mean of its divisors is an integer number (26620328556).

Almost surely, 2^513751561350 is an apocalyptic number.

513751561350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

513751561350 is an abundant number, since it is smaller than the sum of its proper divisors (764024209338).

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

513751561350 is a wasteful number, since it uses less digits than its factorization.

513751561350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9870709 (or 9870704 counting only the distinct ones).

The product of its (nonzero) digits is 236250, while the sum is 42.

The spelling of 513751561350 in words is "five hundred thirteen billion, seven hundred fifty-one million, five hundred sixty-one thousand, three hundred fifty".