461636012544542 has 16 divisors (see below), whose sum is σ = 762334699618800. Its totient is φ = 207909463530240.

The previous prime is 461636012544529. The next prime is 461636012544547. The reversal of 461636012544542 is 245445210636164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461636012544547) 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, 96254378867 + ... + 96254383662.

It is an arithmetic number, because the mean of its divisors is an integer number (47645918726175).

Almost surely, 2^{461636012544542} is an apocalyptic number.

461636012544542 is a deficient number, since it is larger than the sum of its proper divisors (300698687074258).

461636012544542 is a wasteful number, since it uses less digits than its factorization.

461636012544542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192508762651.

The product of its (nonzero) digits is 16588800, while the sum is 53.

The spelling of 461636012544542 in words is "four hundred sixty-one trillion, six hundred thirty-six billion, twelve million, five hundred forty-four thousand, five hundred forty-two".