40029487703698 has 8 divisors (see below), whose sum is σ = 60866755275708. Its totient is φ = 19740569278464.

The previous prime is 40029487703687. The next prime is 40029487703707. The reversal of 40029487703698 is 89630778492004.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39634793410689 + 394694293009 = 6295617^2 + 628247^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 137087286511 + ... + 137087286802.

Almost surely, 2^{40029487703698} is an apocalyptic number.

40029487703698 is a deficient number, since it is larger than the sum of its proper divisors (20837267572010).

40029487703698 is a wasteful number, since it uses less digits than its factorization.

40029487703698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274174573388.

The product of its (nonzero) digits is 146313216, while the sum is 67.

The spelling of 40029487703698 in words is "forty trillion, twenty-nine billion, four hundred eighty-seven million, seven hundred three thousand, six hundred ninety-eight".