634461142046005 has 16 divisors (see below), whose sum is σ = 808211199285360. Its totient is φ = 476483867487232.

The previous prime is 634461142045967. The next prime is 634461142046033. The reversal of 634461142046005 is 500640241164436.

It can be written as a sum of positive squares in 8 ways, for example, as 61585437874321 + 572875704171684 = 7847639^2 + 23934822^2 .

It is a cyclic number.

It is not a de Polignac number, because 634461142046005 - 2¹¹ = 634461142043957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9594116974 + ... + 9594183103.

It is an arithmetic number, because the mean of its divisors is an integer number (50513199955335).

Almost surely, 2^{634461142046005} is an apocalyptic number.

It is an amenable number.

634461142046005 is a deficient number, since it is larger than the sum of its proper divisors (173750057239355).

634461142046005 is a wasteful number, since it uses less digits than its factorization.

634461142046005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19188300488.

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 634461142046005 in words is "six hundred thirty-four trillion, four hundred sixty-one billion, one hundred forty-two million, forty-six thousand, five".