505077377 has 12 divisors (see below), whose sum is σ = 586879488. Its totient is φ = 425804400.

The previous prime is 505077367. The next prime is 505077409. The reversal of 505077377 is 773770505.

It is not a de Polignac number, because 505077377 - 2¹⁰ = 505076353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505077317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16352 + ... + 35742.

It is an arithmetic number, because the mean of its divisors is an integer number (48906624).

Almost surely, 2^505077377 is an apocalyptic number.

It is an amenable number.

505077377 is a deficient number, since it is larger than the sum of its proper divisors (81802111).

505077377 is an equidigital number, since it uses as much as digits as its factorization.

505077377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19520 (or 19459 counting only the distinct ones).

The product of its (nonzero) digits is 180075, while the sum is 41.

The square root of 505077377 is about 22473.9266039560. The cubic root of 505077377 is about 796.3780941816.

The spelling of 505077377 in words is "five hundred five million, seventy-seven thousand, three hundred seventy-seven".