495791378 has 8 divisors (see below), whose sum is σ = 744651468. Its totient is φ = 247574224.

The previous prime is 495791369. The next prime is 495791389. The reversal of 495791378 is 873197594.

It can be written as a sum of positive squares in 2 ways, for example, as 491819329 + 3972049 = 22177^2 + 1993^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158801 + ... + 161892.

Almost surely, 2^495791378 is an apocalyptic number.

495791378 is a deficient number, since it is larger than the sum of its proper divisors (248860090).

495791378 is a wasteful number, since it uses less digits than its factorization.

495791378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321468.

The product of its digits is 1905120, while the sum is 53.

The square root of 495791378 is about 22266.3732565499. The cubic root of 495791378 is about 791.4673247511.

The spelling of 495791378 in words is "four hundred ninety-five million, seven hundred ninety-one thousand, three hundred seventy-eight".