9158490840 has 32 divisors (see below), whose sum is σ = 27475472880. Its totient is φ = 2442264192.

The previous prime is 9158490839. The next prime is 9158490871. The reversal of 9158490840 is 480948519.

9158490840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9158490840.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38160259 + ... + 38160498.

Almost surely, 2^9158490840 is an apocalyptic number.

It is an amenable number.

9158490840 is an abundant number, since it is smaller than the sum of its proper divisors (18316982040).

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

9158490840 is a wasteful number, since it uses less digits than its factorization.

9158490840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76320771 (or 76320767 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 48.

The square root of 9158490840 is about 95700.0043887146. The cubic root of 9158490840 is about 2092.2229988938. Note that the first 3 decimals are identical.

The spelling of 9158490840 in words is "nine billion, one hundred fifty-eight million, four hundred ninety thousand, eight hundred forty".