505277975 has 12 divisors (see below), whose sum is σ = 629240976. Its totient is φ = 402482880.

The previous prime is 505277953. The next prime is 505278013. The reversal of 505277975 is 579772505.

It is not a de Polignac number, because 505277975 - 2⁶ = 505277911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37547 + ... + 49196.

It is an arithmetic number, because the mean of its divisors is an integer number (52436748).

Almost surely, 2^505277975 is an apocalyptic number.

505277975 is a deficient number, since it is larger than the sum of its proper divisors (123963001).

505277975 is a wasteful number, since it uses less digits than its factorization.

505277975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86986 (or 86981 counting only the distinct ones).

The product of its (nonzero) digits is 771750, while the sum is 47.

The square root of 505277975 is about 22478.3890659451. The cubic root of 505277975 is about 796.4835108403.

The spelling of 505277975 in words is "five hundred five million, two hundred seventy-seven thousand, nine hundred seventy-five".