511116136 has 8 divisors (see below), whose sum is σ = 958342770. Its totient is φ = 255558064.

The previous prime is 511116121. The next prime is 511116157. The reversal of 511116136 is 631611115.

It can be written as a sum of positive squares in only one way, i.e., 495952900 + 15163236 = 22270^2 + 3894^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×511116136² = 522479408959140992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 511116136.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31944751 + ... + 31944766.

Almost surely, 2^511116136 is an apocalyptic number.

It is an amenable number.

511116136 is a deficient number, since it is larger than the sum of its proper divisors (447226634).

511116136 is a wasteful number, since it uses less digits than its factorization.

511116136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63889523 (or 63889519 counting only the distinct ones).

The product of its digits is 540, while the sum is 25.

The square root of 511116136 is about 22607.8777420615. The cubic root of 511116136 is about 799.5393890145.

The spelling of 511116136 in words is "five hundred eleven million, one hundred sixteen thousand, one hundred thirty-six".