40001010774 has 16 divisors (see below), whose sum is σ = 80306214912. Its totient is φ = 13282971368.

The previous prime is 40001010733. The next prime is 40001010779. The reversal of 40001010774 is 47701010004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40001010779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12673014 + ... + 12676169.

It is an arithmetic number, because the mean of its divisors is an integer number (5019138432).

Almost surely, 2^40001010774 is an apocalyptic number.

40001010774 is an abundant number, since it is smaller than the sum of its proper divisors (40305204138).

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

40001010774 is a wasteful number, since it uses less digits than its factorization.

40001010774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25349451.

The product of its (nonzero) digits is 784, while the sum is 24.

Adding to 40001010774 its reverse (47701010004), we get a palindrome (87702020778).

The spelling of 40001010774 in words is "forty billion, one million, ten thousand, seven hundred seventy-four".