40145865167403 has 8 divisors (see below), whose sum is σ = 59475355803600. Its totient is φ = 26763910111584.

The previous prime is 40145865167399. The next prime is 40145865167467. The reversal of 40145865167403 is 30476156854104.

40145865167403 is a `hidden beast` number, since 4 + 0 + 1 + 4 + 5 + 86 + 516 + 7 + 40 + 3 = 666.

It is not a de Polignac number, because 40145865167403 - 2² = 40145865167399 is a prime.

It is a super-2 number, since 2×40145865167403² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40145865167403.

It is not an unprimeable number, because it can be changed into a prime (40145865167203) 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, 743441947518 + ... + 743441947571.

It is an arithmetic number, because the mean of its divisors is an integer number (7434419475450).

Almost surely, 2^{40145865167403} is an apocalyptic number.

40145865167403 is a deficient number, since it is larger than the sum of its proper divisors (19329490636197).

40145865167403 is a wasteful number, since it uses less digits than its factorization.

40145865167403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486883895098 (or 1486883895092 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 40145865167403 in words is "forty trillion, one hundred forty-five billion, eight hundred sixty-five million, one hundred sixty-seven thousand, four hundred three".