426974818832 has 20 divisors (see below), whose sum is σ = 835792206396. Its totient is φ = 211286507520.

The previous prime is 426974818817. The next prime is 426974818859. The reversal of 426974818832 is 238818479624.

It can be written as a sum of positive squares in 2 ways, for example, as 159731312896 + 267243505936 = 399664^2 + 516956^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137554769 + ... + 137557872.

Almost surely, 2^426974818832 is an apocalyptic number.

It is an amenable number.

426974818832 is a deficient number, since it is larger than the sum of its proper divisors (408817387564).

426974818832 is a wasteful number, since it uses less digits than its factorization.

426974818832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275112746 (or 275112740 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 62.

The spelling of 426974818832 in words is "four hundred twenty-six billion, nine hundred seventy-four million, eight hundred eighteen thousand, eight hundred thirty-two".