9141819650 has 24 divisors (see below), whose sum is σ = 17018513424. Its totient is φ = 3653560400.

The previous prime is 9141819607. The next prime is 9141819721. The reversal of 9141819650 is 569181419.

It is a super-2 number, since 2×9141819650² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20456 + ... + 136755.

It is an arithmetic number, because the mean of its divisors is an integer number (709104726).

Almost surely, 2^9141819650 is an apocalyptic number.

9141819650 is a deficient number, since it is larger than the sum of its proper divisors (7876693774).

9141819650 is a wasteful number, since it uses less digits than its factorization.

9141819650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158386 (or 158381 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 44.

The square root of 9141819650 is about 95612.8634128275. The cubic root of 9141819650 is about 2090.9527374832.

The spelling of 9141819650 in words is "nine billion, one hundred forty-one million, eight hundred nineteen thousand, six hundred fifty".