802017900434 has 8 divisors (see below), whose sum is σ = 1203400355148. Its totient is φ = 400884448720.

The previous prime is 802017900407. The next prime is 802017900499. The reversal of 802017900434 is 434009710208.

It can be written as a sum of positive squares in 2 ways, for example, as 680633250025 + 121384650409 = 825005^2 + 348403^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 62242697 + ... + 62255580.

Almost surely, 2^802017900434 is an apocalyptic number.

802017900434 is a deficient number, since it is larger than the sum of its proper divisors (401382454714).

802017900434 is a wasteful number, since it uses less digits than its factorization.

802017900434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124501500.

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 802017900434 in words is "eight hundred two billion, seventeen million, nine hundred thousand, four hundred thirty-four".