9150261649 has 9 divisors (see below), whose sum is σ = 9567696873. Its totient is φ = 8750319732.

The previous prime is 9150261643. The next prime is 9150261677. The reversal of 9150261649 is 9461620519.

The square root of 9150261649 is 95657.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 9150261649 - 2³ = 9150261641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9150261641) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2198032 + ... + 2202190.

Almost surely, 2^9150261649 is an apocalyptic number.

9150261649 is the 95657-th square number.

9150261649 is the 47829-th centered octagonal number.

It is an amenable number.

9150261649 is a deficient number, since it is larger than the sum of its proper divisors (417435224).

9150261649 is an frugal number, since it uses more digits than its factorization.

9150261649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8364 (or 4182 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 43.

The cubic root of 9150261649 is about 2091.5961684727.

The spelling of 9150261649 in words is "nine billion, one hundred fifty million, two hundred sixty-one thousand, six hundred forty-nine".