51043064 has 16 divisors (see below), whose sum is σ = 97932120. Its totient is φ = 24927840.

The previous prime is 51043043. The next prime is 51043087. The reversal of 51043064 is 46034015.

It is a happy 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, 73847 + ... + 74534.

Almost surely, 2^51043064 is an apocalyptic number.

It is an amenable number.

51043064 is a deficient number, since it is larger than the sum of its proper divisors (46889056).

51043064 is a wasteful number, since it uses less digits than its factorization.

51043064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148430 (or 148426 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 51043064 is about 7144.4428754102. The cubic root of 51043064 is about 370.9473265285.

Adding to 51043064 its reverse (46034015), we get a palindrome (97077079).

The spelling of 51043064 in words is "fifty-one million, forty-three thousand, sixty-four".