5151660511 has 8 divisors (see below), whose sum is σ = 5245070544. Its totient is φ = 5058539520.

The previous prime is 5151660491. The next prime is 5151660533. The reversal of 5151660511 is 1150661515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5151660511 - 2²¹ = 5149563359 is a prime.

It is a super-2 number, since 2×5151660511² = 53079212041193562242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151660541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36130 + ... + 107743.

It is an arithmetic number, because the mean of its divisors is an integer number (655633818).

Almost surely, 2^5151660511 is an apocalyptic number.

5151660511 is a deficient number, since it is larger than the sum of its proper divisors (93410033).

5151660511 is a wasteful number, since it uses less digits than its factorization.

5151660511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144521.

The product of its (nonzero) digits is 4500, while the sum is 31.

The square root of 5151660511 is about 71775.0688679572. The cubic root of 5151660511 is about 1727.0930846615.

The spelling of 5151660511 in words is "five billion, one hundred fifty-one million, six hundred sixty thousand, five hundred eleven".