51536112 has 80 divisors (see below), whose sum is σ = 142303392. Its totient is φ = 16015360.

The previous prime is 51536101. The next prime is 51536137. The reversal of 51536112 is 21163515.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111562 + ... + 112022.

Almost surely, 2^51536112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51536112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71151696).

51536112 is an abundant number, since it is smaller than the sum of its proper divisors (90767280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51536112 is a wasteful number, since it uses less digits than its factorization.

51536112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626 (or 620 counting only the distinct ones).

The product of its digits is 900, while the sum is 24.

The square root of 51536112 is about 7178.8656485548. The cubic root of 51536112 is about 372.1378839076.

Adding to 51536112 its reverse (21163515), we get a palindrome (72699627).

The spelling of 51536112 in words is "fifty-one million, five hundred thirty-six thousand, one hundred twelve".