505053134257000 has 64 divisors (see below), whose sum is σ = 1350656381917440. Its totient is φ = 173161074600000.

The previous prime is 505053134256989. The next prime is 505053134257051. The reversal of 505053134257000 is 752431350505.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 36075216876 + ... + 36075230875.

It is an arithmetic number, because the mean of its divisors is an integer number (21104005967460).

Almost surely, 2^{505053134257000} is an apocalyptic number.

505053134257000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505053134257000 is an abundant number, since it is smaller than the sum of its proper divisors (845603247660440).

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

505053134257000 is a wasteful number, since it uses less digits than its factorization.

505053134257000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72150447779 (or 72150447765 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 40.

The spelling of 505053134257000 in words is "five hundred five trillion, fifty-three billion, one hundred thirty-four million, two hundred fifty-seven thousand".