40666667404037 has 16 divisors (see below), whose sum is σ = 40784611968000. Its totient is φ = 40548885769200.

The previous prime is 40666667404007. The next prime is 40666667404081. The reversal of 40666667404037 is 73040476666604.

It is a cyclic number.

It is not a de Polignac number, because 40666667404037 - 2⁴⁴ = 23074481359621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40666667404007) 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, 3545166212 + ... + 3545177682.

It is an arithmetic number, because the mean of its divisors is an integer number (2549038248000).

Almost surely, 2^{40666667404037} is an apocalyptic number.

It is an amenable number.

40666667404037 is a deficient number, since it is larger than the sum of its proper divisors (117944563963).

40666667404037 is a wasteful number, since it uses less digits than its factorization.

40666667404037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17704.

The product of its (nonzero) digits is 73156608, while the sum is 59.

The spelling of 40666667404037 in words is "forty trillion, six hundred sixty-six billion, six hundred sixty-seven million, four hundred four thousand, thirty-seven".