40420322385608 has 32 divisors (see below), whose sum is σ = 82699072701120. Its totient is φ = 18368175912000.

The previous prime is 40420322385581. The next prime is 40420322385617. The reversal of 40420322385608 is 80658322302404.

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, 58377623 + ... + 59065958.

It is an arithmetic number, because the mean of its divisors is an integer number (2584346021910).

Almost surely, 2^{40420322385608} is an apocalyptic number.

It is an amenable number.

40420322385608 is an abundant number, since it is smaller than the sum of its proper divisors (42278750315512).

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

40420322385608 is a wasteful number, since it uses less digits than its factorization.

40420322385608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117447509 (or 117447505 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 47.

The spelling of 40420322385608 in words is "forty trillion, four hundred twenty billion, three hundred twenty-two million, three hundred eighty-five thousand, six hundred eight".