51503368324 has 24 divisors (see below), whose sum is σ = 95478944960. Its totient is φ = 24240936096.

The previous prime is 51503368277. The next prime is 51503368333. The reversal of 51503368324 is 42386330515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2146272 + ... + 2170135.

Almost surely, 2^51503368324 is an apocalyptic number.

It is an amenable number.

51503368324 is a deficient number, since it is larger than the sum of its proper divisors (43975576636).

51503368324 is a wasteful number, since it uses less digits than its factorization.

51503368324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316587 (or 4316585 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

Adding to 51503368324 its reverse (42386330515), we get a palindrome (93889698839).

The spelling of 51503368324 in words is "fifty-one billion, five hundred three million, three hundred sixty-eight thousand, three hundred twenty-four".