7142252736 has 28 divisors (see below), whose sum is σ = 18897210872. Its totient is φ = 2380750848.

The previous prime is 7142252731. The next prime is 7142252749. The reversal of 7142252736 is 6372522417.

It is a junction number, because it is equal to n+sod(n) for n = 7142252694 and 7142252703.

It is not an unprimeable number, because it can be changed into a prime (7142252731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18599425 + ... + 18599808.

Almost surely, 2^7142252736 is an apocalyptic number.

It is an amenable number.

7142252736 is an abundant number, since it is smaller than the sum of its proper divisors (11754958136).

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

7142252736 is a wasteful number, since it uses less digits than its factorization.

7142252736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37199248 (or 37199238 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 7142252736 is about 84511.8496780185. The cubic root of 7142252736 is about 1925.8024639731.

The spelling of 7142252736 in words is "seven billion, one hundred forty-two million, two hundred fifty-two thousand, seven hundred thirty-six".