40120009292 has 24 divisors (see below), whose sum is σ = 78460864272. Its totient is φ = 17791577600.

The previous prime is 40120009291. The next prime is 40120009351. The reversal of 40120009292 is 29290002104.

It is a super-3 number, since 3×40120009292³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (40120009291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11117933 + ... + 11121540.

It is an arithmetic number, because the mean of its divisors is an integer number (3269202678).

Almost surely, 2^40120009292 is an apocalyptic number.

It is an amenable number.

40120009292 is a deficient number, since it is larger than the sum of its proper divisors (38340854980).

40120009292 is a wasteful number, since it uses less digits than its factorization.

40120009292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22239529 (or 22239527 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 40120009292 in words is "forty billion, one hundred twenty million, nine thousand, two hundred ninety-two".