472820245857634 has 16 divisors (see below), whose sum is σ = 709904767743360. Its totient is φ = 236185327010160.

The previous prime is 472820245857623. The next prime is 472820245857671. The reversal of 472820245857634 is 436758542028274.

It is a self number, because there is not a number n which added to its sum of digits gives 472820245857634.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271254397 + ... + 272991919.

It is an arithmetic number, because the mean of its divisors is an integer number (44369047983960).

Almost surely, 2^{472820245857634} is an apocalyptic number.

472820245857634 is a deficient number, since it is larger than the sum of its proper divisors (237084521885726).

472820245857634 is a wasteful number, since it uses less digits than its factorization.

472820245857634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866825.

The product of its (nonzero) digits is 722534400, while the sum is 67.

The spelling of 472820245857634 in words is "four hundred seventy-two trillion, eight hundred twenty billion, two hundred forty-five million, eight hundred fifty-seven thousand, six hundred thirty-four".