40844889315 has 12 divisors (see below), whose sum is σ = 70797808224. Its totient is φ = 21783940944.

The previous prime is 40844889313. The next prime is 40844889347. The reversal of 40844889315 is 51398844804.

It is a happy number.

It is not a de Polignac number, because 40844889315 - 2¹ = 40844889313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40844889313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 453832059 + ... + 453832148.

It is an arithmetic number, because the mean of its divisors is an integer number (5899817352).

Almost surely, 2^40844889315 is an apocalyptic number.

40844889315 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40844889315 is a deficient number, since it is larger than the sum of its proper divisors (29952918909).

40844889315 is a wasteful number, since it uses less digits than its factorization.

40844889315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907664218 (or 907664215 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 54.

The spelling of 40844889315 in words is "forty billion, eight hundred forty-four million, eight hundred eighty-nine thousand, three hundred fifteen".