40020164175474 has 96 divisors (see below), whose sum is σ = 99942982723584. Its totient is φ = 11336938161120.

The previous prime is 40020164175413. The next prime is 40020164175517. The reversal of 40020164175474 is 47457146102004.

40020164175474 is a `hidden beast` number, since 4 + 0 + 0 + 2 + 0 + 1 + 6 + 4 + 175 + 474 = 666.

It is a super-2 number, since 2×40020164175474² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17456727 + ... + 19615749.

It is an arithmetic number, because the mean of its divisors is an integer number (1041072736704).

Almost surely, 2^{40020164175474} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40020164175474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49971491361792).

40020164175474 is an abundant number, since it is smaller than the sum of its proper divisors (59922818548110).

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

40020164175474 is a wasteful number, since it uses less digits than its factorization.

40020164175474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160292 (or 2160289 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The spelling of 40020164175474 in words is "forty trillion, twenty billion, one hundred sixty-four million, one hundred seventy-five thousand, four hundred seventy-four".