40052313504 has 144 divisors (see below), whose sum is σ = 130307119488. Its totient is φ = 11431466496.

The previous prime is 40052313487. The next prime is 40052313523. The reversal of 40052313504 is 40531325004.

40052313504 is a `hidden beast` number, since 4 + 0 + 0 + 523 + 135 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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 23 ways as a sum of consecutive naturals, for example, 1999989 + ... + 2019915.

It is an arithmetic number, because the mean of its divisors is an integer number (904910552).

Almost surely, 2^40052313504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40052313504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65153559744).

40052313504 is an abundant number, since it is smaller than the sum of its proper divisors (90254805984).

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

40052313504 is a wasteful number, since it uses less digits than its factorization.

40052313504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20947 (or 20936 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 40052313504 its reverse (40531325004), we get a palindrome (80583638508).

The spelling of 40052313504 in words is "forty billion, fifty-two million, three hundred thirteen thousand, five hundred four".