40122742190 has 8 divisors (see below), whose sum is σ = 72220935960. Its totient is φ = 16049096872.

The previous prime is 40122742189. The next prime is 40122742199. The reversal of 40122742190 is 9124722104.

It is a happy number.

40122742190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×40122742190² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40122742199) 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, 2006137100 + ... + 2006137119.

It is an arithmetic number, because the mean of its divisors is an integer number (9027616995).

Almost surely, 2^40122742190 is an apocalyptic number.

40122742190 is a deficient number, since it is larger than the sum of its proper divisors (32098193770).

40122742190 is a wasteful number, since it uses less digits than its factorization.

40122742190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4012274226.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 40122742190 in words is "forty billion, one hundred twenty-two million, seven hundred forty-two thousand, one hundred ninety".