40079431065601 has 8 divisors (see below), whose sum is σ = 41061472034184. Its totient is φ = 39097604090880.

The previous prime is 40079431065551. The next prime is 40079431065607. The reversal of 40079431065601 is 10656013497004.

It can be written as a sum of positive squares in 4 ways, for example, as 137018425600 + 39942412640001 = 370160^2 + 6320001^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 40079431065601 - 2¹³ = 40079431057409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40079431065607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53119260 + ... + 53868493.

It is an arithmetic number, because the mean of its divisors is an integer number (5132684004273).

Almost surely, 2^{40079431065601} is an apocalyptic number.

40079431065601 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40079431065601 is a deficient number, since it is larger than the sum of its proper divisors (982040968583).

40079431065601 is a wasteful number, since it uses less digits than its factorization.

40079431065601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106996931.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 40079431065601 in words is "forty trillion, seventy-nine billion, four hundred thirty-one million, sixty-five thousand, six hundred one".