461616189043 has 4 divisors (see below), whose sum is σ = 485911777960. Its totient is φ = 437320600128.

The previous prime is 461616188981. The next prime is 461616189127. The reversal of 461616189043 is 340981616164.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 461616189043 - 2²⁹ = 461079318131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461616183043) 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, 12147794430 + ... + 12147794467.

It is an arithmetic number, because the mean of its divisors is an integer number (121477944490).

Almost surely, 2^461616189043 is an apocalyptic number.

461616189043 is a deficient number, since it is larger than the sum of its proper divisors (24295588917).

461616189043 is a wasteful number, since it uses less digits than its factorization.

461616189043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24295588916.

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 461616189043 in words is "four hundred sixty-one billion, six hundred sixteen million, one hundred eighty-nine thousand, forty-three".