7402342144 has 18 divisors (see below), whose sum is σ = 14775769400. Its totient is φ = 3701170944.

The previous prime is 7402342141. The next prime is 7402342163. The reversal of 7402342144 is 4412432047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7402342141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14457444 + ... + 14457955.

Almost surely, 2^7402342144 is an apocalyptic number.

It is an amenable number.

7402342144 is a deficient number, since it is larger than the sum of its proper divisors (7373427256).

7402342144 is an equidigital number, since it uses as much as digits as its factorization.

7402342144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28915415 (or 28915401 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 7402342144 is about 86036.8650288933. The cubic root of 7402342144 is about 1948.9007298899.

The spelling of 7402342144 in words is "seven billion, four hundred two million, three hundred forty-two thousand, one hundred forty-four".