51543152 has 20 divisors (see below), whose sum is σ = 100286736. Its totient is φ = 25662720.

The previous prime is 51543131. The next prime is 51543203. The reversal of 51543152 is 25134515.

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, 2828 + ... + 10539.

Almost surely, 2^51543152 is an apocalyptic number.

It is an amenable number.

51543152 is a deficient number, since it is larger than the sum of its proper divisors (48743584).

51543152 is a wasteful number, since it uses less digits than its factorization.

51543152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13616 (or 13610 counting only the distinct ones).

The product of its digits is 3000, while the sum is 26.

The square root of 51543152 is about 7179.3559599730. The cubic root of 51543152 is about 372.1548282166.

Adding to 51543152 its reverse (25134515), we get a palindrome (76677667).

The spelling of 51543152 in words is "fifty-one million, five hundred forty-three thousand, one hundred fifty-two".