461825942221 has 12 divisors (see below), whose sum is σ = 537416830080. Its totient is φ = 395710266840.

The previous prime is 461825942189. The next prime is 461825942311. The reversal of 461825942221 is 122249528164.

It is not a de Polignac number, because 461825942221 - 2⁵ = 461825942189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461825942021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1533565 + ... + 1809826.

It is an arithmetic number, because the mean of its divisors is an integer number (44784735840).

Almost surely, 2^461825942221 is an apocalyptic number.

It is an amenable number.

461825942221 is a deficient number, since it is larger than the sum of its proper divisors (75590887859).

461825942221 is a wasteful number, since it uses less digits than its factorization.

461825942221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346224 (or 3346217 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The spelling of 461825942221 in words is "four hundred sixty-one billion, eight hundred twenty-five million, nine hundred forty-two thousand, two hundred twenty-one".