505354252450 has 48 divisors (see below), whose sum is σ = 949503674304. Its totient is φ = 200090072000.

The previous prime is 505354252423. The next prime is 505354252471. The reversal of 505354252450 is 54252453505.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25073277 + ... + 25093423.

It is an arithmetic number, because the mean of its divisors is an integer number (19781326548).

Almost surely, 2^505354252450 is an apocalyptic number.

505354252450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505354252450 is a deficient number, since it is larger than the sum of its proper divisors (444149421854).

505354252450 is a wasteful number, since it uses less digits than its factorization.

505354252450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25227 (or 25222 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 40.

The spelling of 505354252450 in words is "five hundred five billion, three hundred fifty-four million, two hundred fifty-two thousand, four hundred fifty".