461611202214021 has 4 divisors (see below), whose sum is σ = 615481602952032. Its totient is φ = 307740801476012.

The previous prime is 461611202213983. The next prime is 461611202214143. The reversal of 461611202214021 is 120412202116164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 461611202214021 - 2¹⁴ = 461611202197637 is a prime.

It is a super-3 number, since 3×461611202214021³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461611202214221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76935200369001 + ... + 76935200369006.

It is an arithmetic number, because the mean of its divisors is an integer number (153870400738008).

Almost surely, 2^{461611202214021} is an apocalyptic number.

It is an amenable number.

461611202214021 is a deficient number, since it is larger than the sum of its proper divisors (153870400738011).

461611202214021 is a wasteful number, since it uses less digits than its factorization.

461611202214021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153870400738010.

The product of its (nonzero) digits is 9216, while the sum is 33.

The spelling of 461611202214021 in words is "four hundred sixty-one trillion, six hundred eleven billion, two hundred two million, two hundred fourteen thousand, twenty-one".