40531148158 has 8 divisors (see below), whose sum is σ = 61048991520. Its totient is φ = 20181484320.

The previous prime is 40531148153. The next prime is 40531148209. The reversal of 40531148158 is 85184113504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40531148158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40531148153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42044278 + ... + 42045241.

It is an arithmetic number, because the mean of its divisors is an integer number (7631123940).

Almost surely, 2^40531148158 is an apocalyptic number.

40531148158 is a deficient number, since it is larger than the sum of its proper divisors (20517843362).

40531148158 is a wasteful number, since it uses less digits than its factorization.

40531148158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84089762.

The product of its (nonzero) digits is 76800, while the sum is 40.

The spelling of 40531148158 in words is "forty billion, five hundred thirty-one million, one hundred forty-eight thousand, one hundred fifty-eight".