5051561766 has 8 divisors (see below), whose sum is σ = 10103123544. Its totient is φ = 1683853920.

The previous prime is 5051561663. The next prime is 5051561771. The reversal of 5051561766 is 6671651505.

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

5051561766 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420963475 + ... + 420963486.

It is an arithmetic number, because the mean of its divisors is an integer number (1262890443).

Almost surely, 2^5051561766 is an apocalyptic number.

5051561766 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5051561766 is a wasteful number, since it uses less digits than its factorization.

5051561766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841926966.

The product of its (nonzero) digits is 189000, while the sum is 42.

The square root of 5051561766 is about 71074.3397155401. The cubic root of 5051561766 is about 1715.8338150908.

The spelling of 5051561766 in words is "five billion, fifty-one million, five hundred sixty-one thousand, seven hundred sixty-six".