51363576 has 48 divisors (see below), whose sum is σ = 151758360. Its totient is φ = 15564480.

The previous prime is 51363569. The next prime is 51363581. The reversal of 51363576 is 67536315.

It is a happy number.

51363576 is a `hidden beast` number, since 5 + 13 + 635 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 51363576.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31635 + ... + 33218.

Almost surely, 2^51363576 is an apocalyptic number.

It is an amenable number.

51363576 is an abundant number, since it is smaller than the sum of its proper divisors (100394784).

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

51363576 is a wasteful number, since it uses less digits than its factorization.

51363576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64876 (or 64869 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 51363576 is about 7166.8386335957. The cubic root of 51363576 is about 371.7221303363.

The spelling of 51363576 in words is "fifty-one million, three hundred sixty-three thousand, five hundred seventy-six".