461436613621 has 8 divisors (see below), whose sum is σ = 514294678080. Its totient is φ = 411435741888.

The previous prime is 461436613609. The next prime is 461436613637. The reversal of 461436613621 is 126316634164.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 461436613621 - 2¹⁹ = 461436089333 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 (461436613661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714297841 + ... + 714298486.

It is an arithmetic number, because the mean of its divisors is an integer number (64286834760).

Almost surely, 2^461436613621 is an apocalyptic number.

It is an amenable number.

461436613621 is a deficient number, since it is larger than the sum of its proper divisors (52858064459).

461436613621 is a wasteful number, since it uses less digits than its factorization.

461436613621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428596363.

The product of its digits is 373248, while the sum is 43.

The spelling of 461436613621 in words is "four hundred sixty-one billion, four hundred thirty-six million, six hundred thirteen thousand, six hundred twenty-one".