40660404211 has 16 divisors (see below), whose sum is σ = 49385453760. Its totient is φ = 32679705600.

The previous prime is 40660404209. The next prime is 40660404217. The reversal of 40660404211 is 11240406604.

It is a cyclic number.

It is not a de Polignac number, because 40660404211 - 2¹ = 40660404209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40660404211.

It is not an unprimeable number, because it can be changed into a prime (40660404217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 603090 + ... + 667111.

It is an arithmetic number, because the mean of its divisors is an integer number (3086590860).

Almost surely, 2^40660404211 is an apocalyptic number.

40660404211 is a deficient number, since it is larger than the sum of its proper divisors (8725049549).

40660404211 is a wasteful number, since it uses less digits than its factorization.

40660404211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270494.

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 40660404211 in words is "forty billion, six hundred sixty million, four hundred four thousand, two hundred eleven".