51277054 has 4 divisors (see below), whose sum is σ = 76915584. Its totient is φ = 25638526.

The previous prime is 51277021. The next prime is 51277063. The reversal of 51277054 is 45077215.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12819262 + ... + 12819265.

It is an arithmetic number, because the mean of its divisors is an integer number (19228896).

Almost surely, 2^51277054 is an apocalyptic number.

51277054 is a deficient number, since it is larger than the sum of its proper divisors (25638530).

51277054 is a wasteful number, since it uses less digits than its factorization.

51277054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25638529.

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 51277054 is about 7160.7998156631. The cubic root of 51277054 is about 371.5132909171.

The spelling of 51277054 in words is "fifty-one million, two hundred seventy-seven thousand, fifty-four".