40122254112 has 48 divisors (see below), whose sum is σ = 105929752320. Its totient is φ = 13296772352.

The previous prime is 40122254099. The next prime is 40122254129. The reversal of 40122254112 is 21145222104.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1191312 + ... + 1224527.

It is an arithmetic number, because the mean of its divisors is an integer number (2206869840).

Almost surely, 2^40122254112 is an apocalyptic number.

It is an amenable number.

40122254112 is an abundant number, since it is smaller than the sum of its proper divisors (65807498208).

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

40122254112 is a wasteful number, since it uses less digits than its factorization.

40122254112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416025 (or 2416017 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 40122254112 its reverse (21145222104), we get a palindrome (61267476216).

The spelling of 40122254112 in words is "forty billion, one hundred twenty-two million, two hundred fifty-four thousand, one hundred twelve".