40122566485 has 8 divisors (see below), whose sum is σ = 48148230816.
Its totient is φ = 32097285840.
The previous prime is 40122566461. The next prime is 40122566489. The reversal of 40122566485 is 58466522104.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40122566485 - 225 = 40089012053 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40122566489) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243030 + ... + 373240.
It is an arithmetic number, because the mean of its divisors is an integer number (6018528852).
Almost surely, 240122566485 is an apocalyptic number.
It is an amenable number.
40122566485 is a deficient number, since it is larger than the sum of its proper divisors (8025664331).
40122566485 is a wasteful number, since it uses less digits than its factorization.
40122566485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191843.
The product of its (nonzero) digits is 460800, while the sum is 43.
The spelling of 40122566485 in words is "forty billion, one hundred twenty-two million, five hundred sixty-six thousand, four hundred eighty-five".