40122426105636 has 36 divisors (see below), whose sum is σ = 108903728002608. Its totient is φ = 11463550315728.

The previous prime is 40122426105631. The next prime is 40122426105719. The reversal of 40122426105636 is 63650162422104.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (40122426105631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34117708686 + ... + 34117709861.

It is an arithmetic number, because the mean of its divisors is an integer number (3025103555628).

Almost surely, 2^{40122426105636} is an apocalyptic number.

It is an amenable number.

40122426105636 is an abundant number, since it is smaller than the sum of its proper divisors (68781301896972).

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

40122426105636 is a wasteful number, since it uses less digits than its factorization.

40122426105636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68235418568 (or 68235418559 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 40122426105636 in words is "forty trillion, one hundred twenty-two billion, four hundred twenty-six million, one hundred five thousand, six hundred thirty-six".