40144704276 has 24 divisors (see below), whose sum is σ = 93674248864. Its totient is φ = 13381100640.

The previous prime is 40144704253. The next prime is 40144704283. The reversal of 40144704276 is 67240744104.

It is a happy number.

It is a super-2 number, since 2×40144704276² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568206 + ... + 634938.

Almost surely, 2^40144704276 is an apocalyptic number.

It is an amenable number.

40144704276 is an abundant number, since it is smaller than the sum of its proper divisors (53529544588).

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

40144704276 is a wasteful number, since it uses less digits than its factorization.

40144704276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116871 (or 116869 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 39.

The spelling of 40144704276 in words is "forty billion, one hundred forty-four million, seven hundred four thousand, two hundred seventy-six".