9369899893778 has 16 divisors (see below), whose sum is σ = 14230642670496. Its totient is φ = 4626403585440.

The previous prime is 9369899893759. The next prime is 9369899893789. The reversal of 9369899893778 is 8773989989639.

It is a super-2 number, since 2×9369899893778² (a number of 27 digits) contains 22 as substring.

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, 12445283 + ... + 13176678.

It is an arithmetic number, because the mean of its divisors is an integer number (889415166906).

Almost surely, 2^{9369899893778} is an apocalyptic number.

9369899893778 is a deficient number, since it is larger than the sum of its proper divisors (4860742776718).

9369899893778 is a wasteful number, since it uses less digits than its factorization.

9369899893778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25624249.

The product of its digits is 79996750848, while the sum is 95.

The spelling of 9369899893778 in words is "nine trillion, three hundred sixty-nine billion, eight hundred ninety-nine million, eight hundred ninety-three thousand, seven hundred seventy-eight".