40198130424 has 48 divisors (see below), whose sum is σ = 109727205120. Its totient is φ = 13293866880.

The previous prime is 40198130369. The next prime is 40198130429. The reversal of 40198130424 is 42403189104.

It is a happy number.

40198130424 is a `hidden beast` number, since 40 + 198 + 1 + 3 + 0 + 424 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40198130429) 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 11 ways as a sum of consecutive naturals, for example, 2188917 + ... + 2207204.

It is an arithmetic number, because the mean of its divisors is an integer number (2285983440).

Almost surely, 2^40198130424 is an apocalyptic number.

It is an amenable number.

40198130424 is an abundant number, since it is smaller than the sum of its proper divisors (69529074696).

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

40198130424 is a wasteful number, since it uses less digits than its factorization.

40198130424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4396260 (or 4396253 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 40198130424 in words is "forty billion, one hundred ninety-eight million, one hundred thirty thousand, four hundred twenty-four".