40079214237961 has 2 divisors, whose sum is σ = 40079214237962. Its totient is φ = 40079214237960.

The previous prime is 40079214237943. The next prime is 40079214237983. The reversal of 40079214237961 is 16973241297004.

40079214237961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29443038708736 + 10636175529225 = 5426144^2 + 3261315^2 .

It is a cyclic number.

It is not a de Polignac number, because 40079214237961 - 2¹⁹ = 40079213713673 is a prime.

It is not a weakly prime, because it can be changed into another prime (40079214237941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20039607118980 + 20039607118981.

It is an arithmetic number, because the mean of its divisors is an integer number (20039607118981).

Almost surely, 2^{40079214237961} is an apocalyptic number.

It is an amenable number.

40079214237961 is a deficient number, since it is larger than the sum of its proper divisors (1).

40079214237961 is an equidigital number, since it uses as much as digits as its factorization.

40079214237961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 40079214237961 in words is "forty trillion, seventy-nine billion, two hundred fourteen million, two hundred thirty-seven thousand, nine hundred sixty-one".