40810961874 has 32 divisors (see below), whose sum is σ = 83626272576. Its totient is φ = 13269703680.

The previous prime is 40810961861. The next prime is 40810961879. The reversal of 40810961874 is 47816901804.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40810961879) 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, 2339874 + ... + 2357250.

It is an arithmetic number, because the mean of its divisors is an integer number (2613321018).

Almost surely, 2^40810961874 is an apocalyptic number.

40810961874 is an abundant number, since it is smaller than the sum of its proper divisors (42815310702).

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

40810961874 is a wasteful number, since it uses less digits than its factorization.

40810961874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26970.

The product of its (nonzero) digits is 387072, while the sum is 48.

The spelling of 40810961874 in words is "forty billion, eight hundred ten million, nine hundred sixty-one thousand, eight hundred seventy-four".