100040004442 has 8 divisors (see below), whose sum is σ = 171497150496. Its totient is φ = 42874287612.

The previous prime is 100040004413. The next prime is 100040004443. The reversal of 100040004442 is 244400040001.

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

It is not an unprimeable number, because it can be changed into a prime (100040004443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3572857288 + ... + 3572857315.

It is an arithmetic number, because the mean of its divisors is an integer number (21437143812).

Almost surely, 2^100040004442 is an apocalyptic number.

100040004442 is a deficient number, since it is larger than the sum of its proper divisors (71457146054).

100040004442 is an equidigital number, since it uses as much as digits as its factorization.

100040004442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7145714612.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 100040004442 its reverse (244400040001), we get a palindrome (344440044443).

The spelling of 100040004442 in words is "one hundred billion, forty million, four thousand, four hundred forty-two".