51060766 has 4 divisors (see below), whose sum is σ = 76591152. Its totient is φ = 25530382.

The previous prime is 51060761. The next prime is 51060769. The reversal of 51060766 is 66706015.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51060761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12765190 + ... + 12765193.

It is an arithmetic number, because the mean of its divisors is an integer number (19147788).

Almost surely, 2^51060766 is an apocalyptic number.

51060766 is a deficient number, since it is larger than the sum of its proper divisors (25530386).

51060766 is a wasteful number, since it uses less digits than its factorization.

51060766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25530385.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 51060766 is about 7145.6816329865. The cubic root of 51060766 is about 370.9902037261.

The spelling of 51060766 in words is "fifty-one million, sixty thousand, seven hundred sixty-six".