40426111400 has 24 divisors (see below), whose sum is σ = 93990709470. Its totient is φ = 16170444480.

The previous prime is 40426111373. The next prime is 40426111409. The reversal of 40426111400 is 411162404.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 38455994404 + 1970116996 = 196102^2 + 44386^2 .

It is not an unprimeable number, because it can be changed into a prime (40426111409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101065079 + ... + 101065478.

Almost surely, 2^40426111400 is an apocalyptic number.

40426111400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40426111400 is an abundant number, since it is smaller than the sum of its proper divisors (53564598070).

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

40426111400 is a wasteful number, since it uses less digits than its factorization.

40426111400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202130573 (or 202130564 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 40426111400 its reverse (411162404), we get a palindrome (40837273804).

The spelling of 40426111400 in words is "forty billion, four hundred twenty-six million, one hundred eleven thousand, four hundred".