426042946898 has 4 divisors (see below), whose sum is σ = 639064420350. Its totient is φ = 213021473448.

The previous prime is 426042946891. The next prime is 426042946909. The reversal of 426042946898 is 898649240624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 253787235529 + 172255711369 = 503773^2 + 415037^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 426042946898.

It is not an unprimeable number, because it can be changed into a prime (426042946891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106510736723 + ... + 106510736726.

Almost surely, 2^426042946898 is an apocalyptic number.

426042946898 is a deficient number, since it is larger than the sum of its proper divisors (213021473452).

426042946898 is a wasteful number, since it uses less digits than its factorization.

426042946898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213021473451.

The product of its (nonzero) digits is 47775744, while the sum is 62.

The spelling of 426042946898 in words is "four hundred twenty-six billion, forty-two million, nine hundred forty-six thousand, eight hundred ninety-eight".