505955494 has 16 divisors (see below), whose sum is σ = 832136976. Its totient is φ = 228810400.

The previous prime is 505955447. The next prime is 505955497. The reversal of 505955494 is 494559505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505955497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54037 + ... + 62704.

It is an arithmetic number, because the mean of its divisors is an integer number (52008561).

Almost surely, 2^505955494 is an apocalyptic number.

505955494 is a deficient number, since it is larger than the sum of its proper divisors (326181482).

505955494 is a wasteful number, since it uses less digits than its factorization.

505955494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116951.

The product of its (nonzero) digits is 810000, while the sum is 46.

The square root of 505955494 is about 22493.4544701342. The cubic root of 505955494 is about 796.8393490938.

The spelling of 505955494 in words is "five hundred five million, nine hundred fifty-five thousand, four hundred ninety-four".