425656378 has 16 divisors (see below), whose sum is σ = 729961344. Its totient is φ = 182358000.

The previous prime is 425656351. The next prime is 425656417. The reversal of 425656378 is 873656524.

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 7 ways as a sum of consecutive naturals, for example, 74251 + ... + 79777.

It is an arithmetic number, because the mean of its divisors is an integer number (45622584).

Almost surely, 2^425656378 is an apocalyptic number.

425656378 is a deficient number, since it is larger than the sum of its proper divisors (304304966).

425656378 is a wasteful number, since it uses less digits than its factorization.

425656378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11037.

The product of its digits is 1209600, while the sum is 46.

The square root of 425656378 is about 20631.4414910835. The cubic root of 425656378 is about 752.2341547211.

The spelling of 425656378 in words is "four hundred twenty-five million, six hundred fifty-six thousand, three hundred seventy-eight".