7940124194 has 16 divisors (see below), whose sum is σ = 12334852800. Its totient is φ = 3828817104.

The previous prime is 7940124169. The next prime is 7940124197. The reversal of 7940124194 is 4914210497.

It is a super-2 number, since 2×7940124194² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7940124197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25724 + ... + 128615.

It is an arithmetic number, because the mean of its divisors is an integer number (770928300).

Almost surely, 2^7940124194 is an apocalyptic number.

7940124194 is a deficient number, since it is larger than the sum of its proper divisors (4394728606).

7940124194 is a wasteful number, since it uses less digits than its factorization.

7940124194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155257.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 7940124194 is about 89107.3745208555. The cubic root of 7940124194 is about 1994.9978491737.

The spelling of 7940124194 in words is "seven billion, nine hundred forty million, one hundred twenty-four thousand, one hundred ninety-four".