40113210401042 has 16 divisors (see below), whose sum is σ = 63737294745240. Its totient is φ = 18868485420288.

The previous prime is 40113210401039. The next prime is 40113210401071. The reversal of 40113210401042 is 24010401231104.

It can be written as a sum of positive squares in 4 ways, for example, as 37497974826481 + 2615235574561 = 6123559^2 + 1617169^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40113210400999 and 40113210401017.

It is an unprimeable number.

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, 259905293 + ... + 260059584.

Almost surely, 2^{40113210401042} is an apocalyptic number.

40113210401042 is a deficient number, since it is larger than the sum of its proper divisors (23624084344198).

40113210401042 is a wasteful number, since it uses less digits than its factorization.

40113210401042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519967165.

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

Adding to 40113210401042 its reverse (24010401231104), we get a palindrome (64123611632146).

The spelling of 40113210401042 in words is "forty trillion, one hundred thirteen billion, two hundred ten million, four hundred one thousand, forty-two".