40010111004 has 48 divisors (see below), whose sum is σ = 98498695680. Its totient is φ = 12605425920.

The previous prime is 40010111003. The next prime is 40010111021. The reversal of 40010111004 is 40011101004.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40010111003) 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, 105309 + ... + 301844.

It is an arithmetic number, because the mean of its divisors is an integer number (2052056160).

Almost surely, 2^40010111004 is an apocalyptic number.

It is an amenable number.

40010111004 is an abundant number, since it is smaller than the sum of its proper divisors (58488584676).

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

40010111004 is a wasteful number, since it uses less digits than its factorization.

40010111004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407610 (or 407608 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 40010111004 its reverse (40011101004), we get a palindrome (80021212008).

The spelling of 40010111004 in words is "forty billion, ten million, one hundred eleven thousand, four".