51056152 has 64 divisors (see below), whose sum is σ = 115295040. Its totient is φ = 20736000.

The previous prime is 51056143. The next prime is 51056167. The reversal of 51056152 is 25165015.

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, 84652 + ... + 85252.

It is an arithmetic number, because the mean of its divisors is an integer number (1801485).

Almost surely, 2^51056152 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 51056152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57647520).

51056152 is an abundant number, since it is smaller than the sum of its proper divisors (64238888).

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

51056152 is a wasteful number, since it uses less digits than its factorization.

51056152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692 (or 688 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 51056152 is about 7145.3587733577. The cubic root of 51056152 is about 370.9790288032.

The spelling of 51056152 in words is "fifty-one million, fifty-six thousand, one hundred fifty-two".