40874380198 has 4 divisors (see below), whose sum is σ = 61311570300. Its totient is φ = 20437190098.

The previous prime is 40874380193. The next prime is 40874380207. The reversal of 40874380198 is 89108347804.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40874380193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10218595048 + ... + 10218595051.

It is an arithmetic number, because the mean of its divisors is an integer number (15327892575).

Almost surely, 2^40874380198 is an apocalyptic number.

40874380198 is a deficient number, since it is larger than the sum of its proper divisors (20437190102).

40874380198 is a wasteful number, since it uses less digits than its factorization.

40874380198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20437190101.

The product of its (nonzero) digits is 1548288, while the sum is 52.

The spelling of 40874380198 in words is "forty billion, eight hundred seventy-four million, three hundred eighty thousand, one hundred ninety-eight".