7353421474742 has 32 divisors (see below), whose sum is σ = 12746324747520. Its totient is φ = 3116546051040.

The previous prime is 7353421474621. The next prime is 7353421474747. The reversal of 7353421474742 is 2474741243537.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7353421474747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7652288 + ... + 8559459.

It is an arithmetic number, because the mean of its divisors is an integer number (398322648360).

Almost surely, 2^{7353421474742} is an apocalyptic number.

7353421474742 is a deficient number, since it is larger than the sum of its proper divisors (5392903272778).

7353421474742 is a wasteful number, since it uses less digits than its factorization.

7353421474742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16212116.

The product of its digits is 15805440, while the sum is 53.

The spelling of 7353421474742 in words is "seven trillion, three hundred fifty-three billion, four hundred twenty-one million, four hundred seventy-four thousand, seven hundred forty-two".