40145865167134 has 16 divisors (see below), whose sum is σ = 60940289046528. Its totient is φ = 19833415107352.

The previous prime is 40145865167131. The next prime is 40145865167143. The reversal of 40145865167134 is 43176156854104.

It is a super-2 number, since 2×40145865167134² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40145865167131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244823392 + ... + 244987315.

It is an arithmetic number, because the mean of its divisors is an integer number (3808768065408).

Almost surely, 2^{40145865167134} is an apocalyptic number.

40145865167134 is a deficient number, since it is larger than the sum of its proper divisors (20794423879394).

40145865167134 is a wasteful number, since it uses less digits than its factorization.

40145865167134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489811199.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 40145865167134 in words is "forty trillion, one hundred forty-five billion, eight hundred sixty-five million, one hundred sixty-seven thousand, one hundred thirty-four".