505078050 has 48 divisors (see below), whose sum is σ = 1255000032. Its totient is φ = 134428800.

The previous prime is 505078003. The next prime is 505078081. The reversal of 505078050 is 50870505.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 505077999 and 505078017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82702 + ... + 88598.

It is an arithmetic number, because the mean of its divisors is an integer number (26145834).

Almost surely, 2^505078050 is an apocalyptic number.

505078050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505078050 is an abundant number, since it is smaller than the sum of its proper divisors (749921982).

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

505078050 is a wasteful number, since it uses less digits than its factorization.

505078050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6483 (or 6478 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 30.

The square root of 505078050 is about 22473.9415768574. The cubic root of 505078050 is about 796.3784478978.

The spelling of 505078050 in words is "five hundred five million, seventy-eight thousand, fifty".