9428875890436 has 12 divisors (see below), whose sum is σ = 16663904420940. Its totient is φ = 4667760341600.

The previous prime is 9428875890431. The next prime is 9428875890451. The reversal of 9428875890436 is 6340985788249.

It can be written as a sum of positive squares in 2 ways, for example, as 7295833166400 + 2133042724036 = 2701080^2 + 1460494^2 .

It is not an unprimeable number, because it can be changed into a prime (9428875890431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11669400451 + ... + 11669401258.

It is an arithmetic number, because the mean of its divisors is an integer number (1388658701745).

Almost surely, 2^{9428875890436} is an apocalyptic number.

It is an amenable number.

9428875890436 is a deficient number, since it is larger than the sum of its proper divisors (7235028530504).

9428875890436 is a wasteful number, since it uses less digits than its factorization.

9428875890436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23338801814 (or 23338801812 counting only the distinct ones).

The product of its (nonzero) digits is 836075520, while the sum is 73.

The spelling of 9428875890436 in words is "nine trillion, four hundred twenty-eight billion, eight hundred seventy-five million, eight hundred ninety thousand, four hundred thirty-six".