5151852261 has 32 divisors (see below), whose sum is σ = 8506684800. Its totient is φ = 3062396160.

The previous prime is 5151852259. The next prime is 5151852283. The reversal of 5151852261 is 1622581515.

5151852261 is a `hidden beast` number, since 515 + 1 + 85 + 2 + 2 + 61 = 666.

It is not a de Polignac number, because 5151852261 - 2¹ = 5151852259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151852241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286650 + ... + 304091.

It is an arithmetic number, because the mean of its divisors is an integer number (265833900).

Almost surely, 2^5151852261 is an apocalyptic number.

5151852261 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5151852261 is a deficient number, since it is larger than the sum of its proper divisors (3354832539).

5151852261 is a wasteful number, since it uses less digits than its factorization.

5151852261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590786 (or 590780 counting only the distinct ones).

The product of its digits is 24000, while the sum is 36.

The square root of 5151852261 is about 71776.4046257543. The cubic root of 5151852261 is about 1727.1145124445.

The spelling of 5151852261 in words is "five billion, one hundred fifty-one million, eight hundred fifty-two thousand, two hundred sixty-one".