505353425401520 has 40 divisors (see below), whose sum is σ = 1185927524490384. Its totient is φ = 200252198473472.

The previous prime is 505353425401507. The next prime is 505353425401567. The reversal of 505353425401520 is 25104524353505.

It is a tau number, because it is divible by the number of its divisors (40).

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, 29518298999 + ... + 29518316118.

Almost surely, 2^{505353425401520} is an apocalyptic number.

It is an amenable number.

505353425401520 is an abundant number, since it is smaller than the sum of its proper divisors (680574099088864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505353425401520 is a wasteful number, since it uses less digits than its factorization.

505353425401520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59036615237 (or 59036615231 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 44.

The spelling of 505353425401520 in words is "five hundred five trillion, three hundred fifty-three billion, four hundred twenty-five million, four hundred one thousand, five hundred twenty".