51554044 has 6 divisors (see below), whose sum is σ = 90219584. Its totient is φ = 25777020.

The previous prime is 51554029. The next prime is 51554053. The reversal of 51554044 is 44045515.

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, 6444252 + ... + 6444259.

Almost surely, 2^51554044 is an apocalyptic number.

It is an amenable number.

51554044 is a deficient number, since it is larger than the sum of its proper divisors (38665540).

51554044 is a wasteful number, since it uses less digits than its factorization.

51554044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12888515 (or 12888513 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 51554044 is about 7180.1144837670. The cubic root of 51554044 is about 372.1810407184.

Adding to 51554044 its reverse (44045515), we get a palindrome (95599559).

The spelling of 51554044 in words is "fifty-one million, five hundred fifty-four thousand, forty-four".