40254646041066 has 32 divisors (see below), whose sum is σ = 80670412712448. Its totient is φ = 13391377528320.

The previous prime is 40254646041019. The next prime is 40254646041131. The reversal of 40254646041066 is 66014064645204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8367046 + ... + 12268526.

It is an arithmetic number, because the mean of its divisors is an integer number (2520950397264).

Almost surely, 2^{40254646041066} is an apocalyptic number.

40254646041066 is an abundant number, since it is smaller than the sum of its proper divisors (40415766671382).

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

40254646041066 is a wasteful number, since it uses less digits than its factorization.

40254646041066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904926.

The product of its (nonzero) digits is 3317760, while the sum is 48.

The spelling of 40254646041066 in words is "forty trillion, two hundred fifty-four billion, six hundred forty-six million, forty-one thousand, sixty-six".