894009635742 has 16 divisors (see below), whose sum is σ = 1788045367680. Its totient is φ = 297998862552.

The previous prime is 894009635731. The next prime is 894009635767. The reversal of 894009635742 is 247536900498.

It is a congruent number.

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, 626992 + ... + 1476867.

It is an arithmetic number, because the mean of its divisors is an integer number (111752835480).

Almost surely, 2^894009635742 is an apocalyptic number.

894009635742 is an abundant number, since it is smaller than the sum of its proper divisors (894035731938).

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

894009635742 is a wasteful number, since it uses less digits than its factorization.

894009635742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174687.

The product of its (nonzero) digits is 13063680, while the sum is 57.

The spelling of 894009635742 in words is "eight hundred ninety-four billion, nine million, six hundred thirty-five thousand, seven hundred forty-two".