40020292194 has 8 divisors (see below), whose sum is σ = 80040584400. Its totient is φ = 13340097396.

The previous prime is 40020292189. The next prime is 40020292199. The reversal of 40020292194 is 49129202004.

It is an interprime number because it is at equal distance from previous prime (40020292189) and next prime (40020292199).

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

40020292194 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40020292199) 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, 3335024344 + ... + 3335024355.

It is an arithmetic number, because the mean of its divisors is an integer number (10005073050).

Almost surely, 2^40020292194 is an apocalyptic number.

40020292194 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40020292194 is a wasteful number, since it uses less digits than its factorization.

40020292194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6670048704.

The product of its (nonzero) digits is 10368, while the sum is 33.

Adding to 40020292194 its reverse (49129202004), we get a palindrome (89149494198).

The spelling of 40020292194 in words is "forty billion, twenty million, two hundred ninety-two thousand, one hundred ninety-four".