505625543250 has 64 divisors (see below), whose sum is σ = 1262332491264. Its totient is φ = 134802374400.

The previous prime is 505625543239. The next prime is 505625543303. The reversal of 505625543250 is 52345526505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3271722 + ... + 3422778.

It is an arithmetic number, because the mean of its divisors is an integer number (19723945176).

Almost surely, 2^505625543250 is an apocalyptic number.

505625543250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505625543250 is an abundant number, since it is smaller than the sum of its proper divisors (756706948014).

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

505625543250 is a wasteful number, since it uses less digits than its factorization.

505625543250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155540 (or 155530 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 42.

The spelling of 505625543250 in words is "five hundred five billion, six hundred twenty-five million, five hundred forty-three thousand, two hundred fifty".