7404140623 has 16 divisors (see below), whose sum is σ = 8165059200. Its totient is φ = 6657988000.

The previous prime is 7404140593. The next prime is 7404140669. The reversal of 7404140623 is 3260414047.

It is a cyclic number.

It is not a de Polignac number, because 7404140623 - 2⁹ = 7404140111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7404140693) 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 15 ways as a sum of consecutive naturals, for example, 1449528 + ... + 1454626.

It is an arithmetic number, because the mean of its divisors is an integer number (510316200).

Almost surely, 2^7404140623 is an apocalyptic number.

7404140623 is a deficient number, since it is larger than the sum of its proper divisors (760918577).

7404140623 is a wasteful number, since it uses less digits than its factorization.

7404140623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6518.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 7404140623 is about 86047.3161870840. The cubic root of 7404140623 is about 1949.0585526052.

The spelling of 7404140623 in words is "seven billion, four hundred four million, one hundred forty thousand, six hundred twenty-three".