50216451646461 has 16 divisors (see below), whose sum is σ = 66967421863680. Its totient is φ = 33471558348800.

The previous prime is 50216451646357. The next prime is 50216451646463. The reversal of 50216451646461 is 16464615461205.

It is a cyclic number.

It is not a de Polignac number, because 50216451646461 - 2²³ = 50216443257853 is a prime.

It is a super-2 number, since 2×50216451646461² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50216451646463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 915779701 + ... + 915834533.

It is an arithmetic number, because the mean of its divisors is an integer number (4185463866480).

Almost surely, 2^{50216451646461} is an apocalyptic number.

It is an amenable number.

50216451646461 is a deficient number, since it is larger than the sum of its proper divisors (16750970217219).

50216451646461 is a wasteful number, since it uses less digits than its factorization.

50216451646461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104676.

The product of its (nonzero) digits is 4147200, while the sum is 51.

The spelling of 50216451646461 in words is "fifty trillion, two hundred sixteen billion, four hundred fifty-one million, six hundred forty-six thousand, four hundred sixty-one".