40166745488386 has 32 divisors (see below), whose sum is σ = 65791378751040. Its totient is φ = 18239848708800.

The previous prime is 40166745488327. The next prime is 40166745488399. The reversal of 40166745488386 is 68388454766104.

It is a super-2 number, since 2×40166745488386² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94971540 + ... + 95393536.

It is an arithmetic number, because the mean of its divisors is an integer number (2055980585970).

Almost surely, 2^{40166745488386} is an apocalyptic number.

40166745488386 is a deficient number, since it is larger than the sum of its proper divisors (25624633262654).

40166745488386 is a wasteful number, since it uses less digits than its factorization.

40166745488386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426210.

The product of its (nonzero) digits is 743178240, while the sum is 70.

The spelling of 40166745488386 in words is "forty trillion, one hundred sixty-six billion, seven hundred forty-five million, four hundred eighty-eight thousand, three hundred eighty-six".