40163473454 has 16 divisors (see below), whose sum is σ = 68695896528. Its totient is φ = 17446576512.

The previous prime is 40163473451. The next prime is 40163473457. The reversal of 40163473454 is 45437436104.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40163473451) and next prime (40163473457).

It is a super-2 number, since 2×40163473454² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40163473451) 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, 45433352 + ... + 45434235.

It is an arithmetic number, because the mean of its divisors is an integer number (4293493533).

Almost surely, 2^40163473454 is an apocalyptic number.

40163473454 is a deficient number, since it is larger than the sum of its proper divisors (28532423074).

40163473454 is a wasteful number, since it uses less digits than its factorization.

40163473454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90867619.

The product of its (nonzero) digits is 483840, while the sum is 41.

The spelling of 40163473454 in words is "forty billion, one hundred sixty-three million, four hundred seventy-three thousand, four hundred fifty-four".