40026731235044 has 12 divisors (see below), whose sum is σ = 70198724956668. Its totient is φ = 19969952676000.

The previous prime is 40026731234977. The next prime is 40026731235047. The reversal of 40026731235044 is 44053213762004.

It can be written as a sum of positive squares in 2 ways, for example, as 27190905960100 + 12835825274944 = 5214490^2 + 3582712^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40026731234992 and 40026731235010.

It is not an unprimeable number, because it can be changed into a prime (40026731235047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10853233307 + ... + 10853236994.

It is an arithmetic number, because the mean of its divisors is an integer number (5849893746389).

Almost surely, 2^{40026731235044} is an apocalyptic number.

It is an amenable number.

40026731235044 is a deficient number, since it is larger than the sum of its proper divisors (30171993721624).

40026731235044 is a wasteful number, since it uses less digits than its factorization.

40026731235044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21706470766 (or 21706470764 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 41.

Adding to 40026731235044 its reverse (44053213762004), we get a palindrome (84079944997048).

The spelling of 40026731235044 in words is "forty trillion, twenty-six billion, seven hundred thirty-one million, two hundred thirty-five thousand, forty-four".