51377056 has 12 divisors (see below), whose sum is σ = 101148642. Its totient is φ = 25688512.

The previous prime is 51377003. The next prime is 51377057. The reversal of 51377056 is 65077315.

It can be written as a sum of positive squares in only one way, i.e., 50637456 + 739600 = 7116^2 + 860^2 .

It is not an unprimeable number, because it can be changed into a prime (51377057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 802735 + ... + 802798.

Almost surely, 2^51377056 is an apocalyptic number.

It is an amenable number.

51377056 is a deficient number, since it is larger than the sum of its proper divisors (49771586).

51377056 is a wasteful number, since it uses less digits than its factorization.

51377056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605543 (or 1605535 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 34.

The square root of 51377056 is about 7167.7790144507. The cubic root of 51377056 is about 371.7546460891.

The spelling of 51377056 in words is "fifty-one million, three hundred seventy-seven thousand, fifty-six".