51023033424 has 120 divisors (see below), whose sum is σ = 160800017664. Its totient is φ = 14962752000.

The previous prime is 51023033423. The next prime is 51023033459. The reversal of 51023033424 is 42433032015.

51023033424 is a `hidden beast` number, since 5 + 1 + 0 + 230 + 3 + 3 + 424 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51023033423) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 470437 + ... + 568644.

Almost surely, 2^51023033424 is an apocalyptic number.

It is an amenable number.

51023033424 is an abundant number, since it is smaller than the sum of its proper divisors (109776984240).

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

51023033424 is a wasteful number, since it uses less digits than its factorization.

51023033424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039137 (or 1039128 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 51023033424 its reverse (42433032015), we get a palindrome (93456065439).

The spelling of 51023033424 in words is "fifty-one billion, twenty-three million, thirty-three thousand, four hundred twenty-four".