7439854933242 has 12 divisors (see below), whose sum is σ = 16119685688730. Its totient is φ = 2479951644408.

The previous prime is 7439854933223. The next prime is 7439854933243. The reversal of 7439854933242 is 2423394589347.

It is a happy number.

7439854933242 is a `hidden beast` number, since 7 + 4 + 39 + 8 + 549 + 33 + 24 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7439850856881 + 4076361 = 2727609^2 + 2019^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7439854933242.

It is not an unprimeable number, because it can be changed into a prime (7439854933243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 206662637017 + ... + 206662637052.

Almost surely, 2^{7439854933242} is an apocalyptic number.

7439854933242 is an abundant number, since it is smaller than the sum of its proper divisors (8679830755488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7439854933242 is a wasteful number, since it uses less digits than its factorization.

7439854933242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413325274077 (or 413325274074 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 63.

The spelling of 7439854933242 in words is "seven trillion, four hundred thirty-nine billion, eight hundred fifty-four million, nine hundred thirty-three thousand, two hundred forty-two".