509343377770352 has 10 divisors (see below), whose sum is σ = 986852794430088. Its totient is φ = 254671688885168.

The previous prime is 509343377770319. The next prime is 509343377770393. The reversal of 509343377770352 is 253077773343905.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15916980555308 + ... + 15916980555339.

Almost surely, 2^{509343377770352} is an apocalyptic number.

It is an amenable number.

509343377770352 is a deficient number, since it is larger than the sum of its proper divisors (477509416659736).

509343377770352 is a wasteful number, since it uses less digits than its factorization.

509343377770352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31833961110655 (or 31833961110649 counting only the distinct ones).

The product of its (nonzero) digits is 350065800, while the sum is 65.

The spelling of 509343377770352 in words is "five hundred nine trillion, three hundred forty-three billion, three hundred seventy-seven million, seven hundred seventy thousand, three hundred fifty-two".