27245400398 has 32 divisors (see below), whose sum is σ = 44907402240. Its totient is φ = 12339660960.

The previous prime is 27245400397. The next prime is 27245400407. The reversal of 27245400398 is 89300454272.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27245400397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3020411 + ... + 3029417.

It is an arithmetic number, because the mean of its divisors is an integer number (1403356320).

Almost surely, 2^27245400398 is an apocalyptic number.

27245400398 is a deficient number, since it is larger than the sum of its proper divisors (17662001842).

27245400398 is a wasteful number, since it uses less digits than its factorization.

27245400398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12512.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 27245400398 in words is "twenty-seven billion, two hundred forty-five million, four hundred thousand, three hundred ninety-eight".