40181314858 has 16 divisors (see below), whose sum is σ = 60432190560. Its totient is φ = 20037313296.

The previous prime is 40181314799. The next prime is 40181314861. The reversal of 40181314858 is 85841318104.

It is a super-2 number, since 2×40181314858² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362760 + ... + 1391932.

It is an arithmetic number, because the mean of its divisors is an integer number (3777011910).

Almost surely, 2^40181314858 is an apocalyptic number.

40181314858 is a deficient number, since it is larger than the sum of its proper divisors (20250875702).

40181314858 is a wasteful number, since it uses less digits than its factorization.

40181314858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30981.

The product of its (nonzero) digits is 122880, while the sum is 43.

The spelling of 40181314858 in words is "forty billion, one hundred eighty-one million, three hundred fourteen thousand, eight hundred fifty-eight".