7772690489 has 8 divisors (see below), whose sum is σ = 7873200000. Its totient is φ = 7672473952.

The previous prime is 7772690467. The next prime is 7772690521. The reversal of 7772690489 is 9840962777.

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 7772690489 - 2¹² = 7772686393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7772690389) 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, 19589 + ... + 126210.

It is an arithmetic number, because the mean of its divisors is an integer number (984150000).

Almost surely, 2^7772690489 is an apocalyptic number.

It is an amenable number.

7772690489 is a deficient number, since it is larger than the sum of its proper divisors (100509511).

7772690489 is a wasteful number, since it uses less digits than its factorization.

7772690489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146487.

The product of its (nonzero) digits is 10668672, while the sum is 59.

The square root of 7772690489 is about 88162.8634346685. The cubic root of 7772690489 is about 1980.8752455501.

The spelling of 7772690489 in words is "seven billion, seven hundred seventy-two million, six hundred ninety thousand, four hundred eighty-nine".