40161134160466 has 32 divisors (see below), whose sum is σ = 69637647955392. Its totient is φ = 17167986754560.

The previous prime is 40161134160463. The next prime is 40161134160611. The reversal of 40161134160466 is 66406143116104.

It is a super-3 number, since 3×40161134160466³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (40161134160463) 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, 40911496 + ... + 41881651.

It is an arithmetic number, because the mean of its divisors is an integer number (2176176498606).

Almost surely, 2^{40161134160466} is an apocalyptic number.

40161134160466 is a deficient number, since it is larger than the sum of its proper divisors (29476513794926).

40161134160466 is a wasteful number, since it uses less digits than its factorization.

40161134160466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82794474.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 40161134160466 in words is "forty trillion, one hundred sixty-one billion, one hundred thirty-four million, one hundred sixty thousand, four hundred sixty-six".