40023201500 has 24 divisors (see below), whose sum is σ = 87410673168.
Its totient is φ = 16009280400.
The previous prime is 40023201497. The next prime is 40023201511. The reversal of 40023201500 is 510232004.
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, 40022702 + ... + 40023701.
It is an arithmetic number, because the mean of its divisors is an integer number (3642111382).
Almost surely, 240023201500 is an apocalyptic number.
It is an amenable number.
40023201500 is an abundant number, since it is smaller than the sum of its proper divisors (47387471668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40023201500 is a wasteful number, since it uses less digits than its factorization.
40023201500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80046422 (or 80046410 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 17.
Adding to 40023201500 its reverse (510232004), we get a palindrome (40533433504).
The spelling of 40023201500 in words is "forty billion, twenty-three million, two hundred one thousand, five hundred".