40001075004 has 48 divisors (see below), whose sum is σ = 107810390016. Its totient is φ = 11408505600.

The previous prime is 40001074999. The next prime is 40001075027. The reversal of 40001075004 is 40057010004.

It is a congruent number.

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, 8910652 + ... + 8915139.

It is an arithmetic number, because the mean of its divisors is an integer number (2246049792).

Almost surely, 2^40001075004 is an apocalyptic number.

40001075004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40001075004 is an abundant number, since it is smaller than the sum of its proper divisors (67809315012).

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

40001075004 is a wasteful number, since it uses less digits than its factorization.

40001075004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17825826 (or 17825824 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

Adding to 40001075004 its reverse (40057010004), we get a palindrome (80058085008).

The spelling of 40001075004 in words is "forty billion, one million, seventy-five thousand, four".