40147188810 has 64 divisors (see below), whose sum is σ = 97655967360. Its totient is φ = 10561547520.

The previous prime is 40147188749. The next prime is 40147188821. The reversal of 40147188810 is 1888174104.

It is a super-2 number, since 2×40147188810² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1754040 + ... + 1776780.

It is an arithmetic number, because the mean of its divisors is an integer number (1525874490).

Almost surely, 2^40147188810 is an apocalyptic number.

40147188810 is an abundant number, since it is smaller than the sum of its proper divisors (57508778550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40147188810 is a wasteful number, since it uses less digits than its factorization.

40147188810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23543.

The product of its (nonzero) digits is 57344, while the sum is 42.

The spelling of 40147188810 in words is "forty billion, one hundred forty-seven million, one hundred eighty-eight thousand, eight hundred ten".