9087992061964 has 12 divisors (see below), whose sum is σ = 16052621493384. Its totient is φ = 4501528778144.

The previous prime is 9087992061961. The next prime is 9087992062007. The reversal of 9087992061964 is 4691602997809.

It is a junction number, because it is equal to n+sod(n) for n = 9087992061893 and 9087992061902.

It is not an unprimeable number, because it can be changed into a prime (9087992061961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10616812729 + ... + 10616813584.

It is an arithmetic number, because the mean of its divisors is an integer number (1337718457782).

Almost surely, 2^{9087992061964} is an apocalyptic number.

It is an amenable number.

9087992061964 is a deficient number, since it is larger than the sum of its proper divisors (6964629431420).

9087992061964 is a wasteful number, since it uses less digits than its factorization.

9087992061964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21233626424 (or 21233626422 counting only the distinct ones).

The product of its (nonzero) digits is 105815808, while the sum is 70.

The spelling of 9087992061964 in words is "nine trillion, eighty-seven billion, nine hundred ninety-two million, sixty-one thousand, nine hundred sixty-four".