9157887397052 has 24 divisors (see below), whose sum is σ = 16581072446400. Its totient is φ = 4420478857536.

The previous prime is 9157887397019. The next prime is 9157887397069. The reversal of 9157887397052 is 2507937887519.

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4187423 + ... + 5987510.

It is an arithmetic number, because the mean of its divisors is an integer number (690878018600).

Almost surely, 2^{9157887397052} is an apocalyptic number.

It is an amenable number.

9157887397052 is a deficient number, since it is larger than the sum of its proper divisors (7423185049348).

9157887397052 is a wasteful number, since it uses less digits than its factorization.

9157887397052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10182725 (or 10182723 counting only the distinct ones).

The product of its (nonzero) digits is 266716800, while the sum is 71.

The spelling of 9157887397052 in words is "nine trillion, one hundred fifty-seven billion, eight hundred eighty-seven million, three hundred ninety-seven thousand, fifty-two".