40121220304726 has 8 divisors (see below), whose sum is σ = 65652905953224. Its totient is φ = 18236918320320.

The previous prime is 40121220304709. The next prime is 40121220304733. The reversal of 40121220304726 is 62740302212104.

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

It is a junction number, because it is equal to n+sod(n) for n = 40121220304691 and 40121220304700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 911845915995 + ... + 911845916038.

It is an arithmetic number, because the mean of its divisors is an integer number (8206613244153).

Almost surely, 2^{40121220304726} is an apocalyptic number.

40121220304726 is a deficient number, since it is larger than the sum of its proper divisors (25531685648498).

40121220304726 is a wasteful number, since it uses less digits than its factorization.

40121220304726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823691832046.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 40121220304726 in words is "forty trillion, one hundred twenty-one billion, two hundred twenty million, three hundred four thousand, seven hundred twenty-six".