9146568890 has 16 divisors (see below), whose sum is σ = 16464978432. Its totient is φ = 3658371024.

The previous prime is 9146568839. The next prime is 9146568913. The reversal of 9146568890 is 988656419.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192707 + ... + 235433.

It is an arithmetic number, because the mean of its divisors is an integer number (1029061152).

Almost surely, 2^9146568890 is an apocalyptic number.

9146568890 is a deficient number, since it is larger than the sum of its proper divisors (7318409542).

9146568890 is a wasteful number, since it uses less digits than its factorization.

9146568890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64141.

The product of its (nonzero) digits is 3732480, while the sum is 56.

The square root of 9146568890 is about 95637.6959676466. The cubic root of 9146568890 is about 2091.3147630468.

The spelling of 9146568890 in words is "nine billion, one hundred forty-six million, five hundred sixty-eight thousand, eight hundred ninety".