40784171448722 has 32 divisors (see below), whose sum is σ = 66812978542464. Its totient is φ = 18557528371200.

The previous prime is 40784171448721. The next prime is 40784171448763. The reversal of 40784171448722 is 22784417148704.

It is not an unprimeable number, because it can be changed into a prime (40784171448721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42532097 + ... + 43480427.

It is an arithmetic number, because the mean of its divisors is an integer number (2087905579452).

Almost surely, 2^{40784171448722} is an apocalyptic number.

40784171448722 is a deficient number, since it is larger than the sum of its proper divisors (26028807093742).

40784171448722 is a wasteful number, since it uses less digits than its factorization.

40784171448722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971714.

The product of its (nonzero) digits is 22478848, while the sum is 59.

The spelling of 40784171448722 in words is "forty trillion, seven hundred eighty-four billion, one hundred seventy-one million, four hundred forty-eight thousand, seven hundred twenty-two".