40244042120 has 32 divisors (see below), whose sum is σ = 95314838400. Its totient is φ = 15250373568.

The previous prime is 40244042107. The next prime is 40244042141. The reversal of 40244042120 is 2124044204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26475584 + ... + 26477103.

It is an arithmetic number, because the mean of its divisors is an integer number (2978588700).

Almost surely, 2^40244042120 is an apocalyptic number.

40244042120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40244042120 is an abundant number, since it is smaller than the sum of its proper divisors (55070796280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40244042120 is a wasteful number, since it uses less digits than its factorization.

40244042120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52952717 (or 52952713 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 40244042120 its reverse (2124044204), we get a palindrome (42368086324).

The spelling of 40244042120 in words is "forty billion, two hundred forty-four million, forty-two thousand, one hundred twenty".