40544698323 has 16 divisors (see below), whose sum is σ = 55353386880. Its totient is φ = 26383736064.

The previous prime is 40544698307. The next prime is 40544698331. The reversal of 40544698323 is 32389644504.

It is not a de Polignac number, because 40544698323 - 2⁴ = 40544698307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40544690323) 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, 93283 + ... + 299651.

It is an arithmetic number, because the mean of its divisors is an integer number (3459586680).

Almost surely, 2^40544698323 is an apocalyptic number.

40544698323 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

40544698323 is a deficient number, since it is larger than the sum of its proper divisors (14808688557).

40544698323 is a wasteful number, since it uses less digits than its factorization.

40544698323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207938.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 40544698323 in words is "forty billion, five hundred forty-four million, six hundred ninety-eight thousand, three hundred twenty-three".