8851370991801 has 64 divisors (see below), whose sum is σ = 13218236989440. Its totient is φ = 5233140380160.

The previous prime is 8851370991797. The next prime is 8851370991823. The reversal of 8851370991801 is 1081990731588.

It is a happy number.

It is not a de Polignac number, because 8851370991801 - 2² = 8851370991797 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8851370991871) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 383846010 + ... + 383869068.

It is an arithmetic number, because the mean of its divisors is an integer number (206534952960).

Almost surely, 2^{8851370991801} is an apocalyptic number.

It is an amenable number.

8851370991801 is a deficient number, since it is larger than the sum of its proper divisors (4366865997639).

8851370991801 is a wasteful number, since it uses less digits than its factorization.

8851370991801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26766.

The product of its (nonzero) digits is 4354560, while the sum is 60.

The spelling of 8851370991801 in words is "eight trillion, eight hundred fifty-one billion, three hundred seventy million, nine hundred ninety-one thousand, eight hundred one".