428477637674 has 64 divisors (see below), whose sum is σ = 695333445120. Its totient is φ = 197293916160.

The previous prime is 428477637667. The next prime is 428477637689. The reversal of 428477637674 is 476736774824.

It is a self number, because there is not a number n which added to its sum of digits gives 428477637674.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252490394 + ... + 252492090.

It is an arithmetic number, because the mean of its divisors is an integer number (10864585080).

Almost surely, 2^428477637674 is an apocalyptic number.

428477637674 is a deficient number, since it is larger than the sum of its proper divisors (266855807446).

428477637674 is a wasteful number, since it uses less digits than its factorization.

428477637674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463.

The product of its digits is 265531392, while the sum is 65.

The spelling of 428477637674 in words is "four hundred twenty-eight billion, four hundred seventy-seven million, six hundred thirty-seven thousand, six hundred seventy-four".