9056139394 has 16 divisors (see below), whose sum is σ = 14414505336. Its totient is φ = 4252460800.

The previous prime is 9056139307. The next prime is 9056139397. The reversal of 9056139394 is 4939316509.

It can be written as a sum of positive squares in 4 ways, for example, as 7441305169 + 1614834225 = 86263^2 + 40185^2 .

It is not an unprimeable number, because it can be changed into a prime (9056139397) 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, 273217 + ... + 304564.

Almost surely, 2^9056139394 is an apocalyptic number.

9056139394 is a deficient number, since it is larger than the sum of its proper divisors (5358365942).

9056139394 is a wasteful number, since it uses less digits than its factorization.

9056139394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578261.

The product of its (nonzero) digits is 787320, while the sum is 49.

The square root of 9056139394 is about 95163.7504199997. The cubic root of 9056139394 is about 2084.3998482769.

The spelling of 9056139394 in words is "nine billion, fifty-six million, one hundred thirty-nine thousand, three hundred ninety-four".