505326378 has 16 divisors (see below), whose sum is σ = 1011628800. Its totient is φ = 168279456.

The previous prime is 505326373. The next prime is 505326389. The reversal of 505326378 is 873623505.

It is not an unprimeable number, because it can be changed into a prime (505326373) 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, 33850 + ... + 46437.

It is an arithmetic number, because the mean of its divisors is an integer number (63226800).

Almost surely, 2^505326378 is an apocalyptic number.

505326378 is an abundant number, since it is smaller than the sum of its proper divisors (506302422).

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

505326378 is a wasteful number, since it uses less digits than its factorization.

505326378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81341.

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 505326378 is about 22479.4656964973. The cubic root of 505326378 is about 796.5089430198.

The spelling of 505326378 in words is "five hundred five million, three hundred twenty-six thousand, three hundred seventy-eight".