51502041544364 has 12 divisors (see below), whose sum is σ = 90141424394784. Its totient is φ = 25747348860144.

The previous prime is 51502041544337. The next prime is 51502041544399. The reversal of 51502041544364 is 46344514020515.

It is a happy number.

51502041544364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917946452 + ... + 918002555.

It is an arithmetic number, because the mean of its divisors is an integer number (7511785366232).

Almost surely, 2^{51502041544364} is an apocalyptic number.

It is an amenable number.

51502041544364 is a deficient number, since it is larger than the sum of its proper divisors (38639382850420).

51502041544364 is a wasteful number, since it uses less digits than its factorization.

51502041544364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835956024 (or 1835956022 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 44.

Adding to 51502041544364 its reverse (46344514020515), we get a palindrome (97846555564879).

The spelling of 51502041544364 in words is "fifty-one trillion, five hundred two billion, forty-one million, five hundred forty-four thousand, three hundred sixty-four".