40255534167 has 8 divisors (see below), whose sum is σ = 53716682880. Its totient is φ = 26815704120.

The previous prime is 40255534157. The next prime is 40255534171. The reversal of 40255534167 is 76143555204.

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

It is a de Polignac number, because none of the positive numbers 2^k-40255534167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40255534157) 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, 5325259 + ... + 5332812.

It is an arithmetic number, because the mean of its divisors is an integer number (6714585360).

Almost surely, 2^40255534167 is an apocalyptic number.

40255534167 is a deficient number, since it is larger than the sum of its proper divisors (13461148713).

40255534167 is a wasteful number, since it uses less digits than its factorization.

40255534167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10659333.

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 40255534167 in words is "forty billion, two hundred fifty-five million, five hundred thirty-four thousand, one hundred sixty-seven".