505220043265634 has 16 divisors (see below), whose sum is σ = 761873893825536. Its totient is φ = 251262343005600.

The previous prime is 505220043265601. The next prime is 505220043265649. The reversal of 505220043265634 is 436562340022505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62259347 + ... + 69904694.

It is an arithmetic number, because the mean of its divisors is an integer number (47617118364096).

Almost surely, 2^{505220043265634} is an apocalyptic number.

505220043265634 is a deficient number, since it is larger than the sum of its proper divisors (256653850559902).

505220043265634 is a wasteful number, since it uses less digits than its factorization.

505220043265634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132174241.

The product of its (nonzero) digits is 5184000, while the sum is 47.

The spelling of 505220043265634 in words is "five hundred five trillion, two hundred twenty billion, forty-three million, two hundred sixty-five thousand, six hundred thirty-four".