51777004 has 12 divisors (see below), whose sum is σ = 90849024. Its totient is φ = 25820144.

The previous prime is 51777001. The next prime is 51777013. The reversal of 51777004 is 40077715.

51777004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (51777001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15367 + ... + 18430.

It is an arithmetic number, because the mean of its divisors is an integer number (7570752).

Almost surely, 2^51777004 is an apocalyptic number.

It is an amenable number.

51777004 is a deficient number, since it is larger than the sum of its proper divisors (39072020).

51777004 is a wasteful number, since it uses less digits than its factorization.

51777004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34184 (or 34182 counting only the distinct ones).

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 51777004 is about 7195.6239479284. The cubic root of 51777004 is about 372.7168030589.

The spelling of 51777004 in words is "fifty-one million, seven hundred seventy-seven thousand, four".