9378156885 has 16 divisors (see below), whose sum is σ = 15123204096. Its totient is φ = 4962299328.

The previous prime is 9378156839. The next prime is 9378156899. The reversal of 9378156885 is 5886518739.

It is not a de Polignac number, because 9378156885 - 2⁷ = 9378156757 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2459554 + ... + 2463363.

It is an arithmetic number, because the mean of its divisors is an integer number (945200256).

Almost surely, 2^9378156885 is an apocalyptic number.

It is an amenable number.

9378156885 is a deficient number, since it is larger than the sum of its proper divisors (5745047211).

9378156885 is a wasteful number, since it uses less digits than its factorization.

9378156885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4923052.

The product of its digits is 14515200, while the sum is 60.

The square root of 9378156885 is about 96840.8843670895. The cubic root of 9378156885 is about 2108.8183140206.

The spelling of 9378156885 in words is "nine billion, three hundred seventy-eight million, one hundred fifty-six thousand, eight hundred eighty-five".