461040037879 has 2 divisors, whose sum is σ = 461040037880. Its totient is φ = 461040037878.

The previous prime is 461040037817. The next prime is 461040037963. The reversal of 461040037879 is 978730040164.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 461040037879 - 2³¹ = 458892554231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461040035879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230520018939 + 230520018940.

It is an arithmetic number, because the mean of its divisors is an integer number (230520018940).

Almost surely, 2^461040037879 is an apocalyptic number.

461040037879 is a deficient number, since it is larger than the sum of its proper divisors (1).

461040037879 is an equidigital number, since it uses as much as digits as its factorization.

461040037879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 49.

The spelling of 461040037879 in words is "four hundred sixty-one billion, forty million, thirty-seven thousand, eight hundred seventy-nine".