9256902147989 has 8 divisors (see below), whose sum is σ = 9326622527712. Its totient is φ = 9187442406000.

The previous prime is 9256902147953. The next prime is 9256902148001. The reversal of 9256902147989 is 9897412096529.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9256902147989 - 2²⁸ = 9256633712533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9256902147949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65088134 + ... + 65230199.

It is an arithmetic number, because the mean of its divisors is an integer number (1165827815964).

Almost surely, 2^{9256902147989} is an apocalyptic number.

It is an amenable number.

9256902147989 is a deficient number, since it is larger than the sum of its proper divisors (69720379723).

9256902147989 is a wasteful number, since it uses less digits than its factorization.

9256902147989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130318867.

The product of its (nonzero) digits is 176359680, while the sum is 71.

The spelling of 9256902147989 in words is "nine trillion, two hundred fifty-six billion, nine hundred two million, one hundred forty-seven thousand, nine hundred eighty-nine".