51650645034540 has 48 divisors (see below), whose sum is σ = 145542964123872. Its totient is φ = 13685776006656.

The previous prime is 51650645034533. The next prime is 51650645034643. The reversal of 51650645034540 is 4543054605615.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 51650645034540.

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, 2741532249 + ... + 2741551088.

It is an arithmetic number, because the mean of its divisors is an integer number (3032145085914).

Almost surely, 2^{51650645034540} is an apocalyptic number.

It is an amenable number.

51650645034540 is an abundant number, since it is smaller than the sum of its proper divisors (93892319089332).

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

51650645034540 is a wasteful number, since it uses less digits than its factorization.

51650645034540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5483083506 (or 5483083504 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 51650645034540 in words is "fifty-one trillion, six hundred fifty billion, six hundred forty-five million, thirty-four thousand, five hundred forty".