842889683034 has 36 divisors (see below), whose sum is σ = 2124426040074. Its totient is φ = 240825623472.

The previous prime is 842889683033. The next prime is 842889683039. The reversal of 842889683034 is 430386988248.

It can be written as a sum of positive squares in only one way, i.e., 840439730025 + 2449953009 = 916755^2 + 49497^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (842889683033) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 477827737 + ... + 477829500.

Almost surely, 2^842889683034 is an apocalyptic number.

842889683034 is an abundant number, since it is smaller than the sum of its proper divisors (1281536357040).

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

842889683034 is a wasteful number, since it uses less digits than its factorization.

842889683034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955657259 (or 955657249 counting only the distinct ones).

The product of its (nonzero) digits is 63700992, while the sum is 63.

The spelling of 842889683034 in words is "eight hundred forty-two billion, eight hundred eighty-nine million, six hundred eighty-three thousand, thirty-four".