7142936435728 has 20 divisors (see below), whose sum is σ = 13976463499308. Its totient is φ = 3536107145600.

The previous prime is 7142936435717. The next prime is 7142936435743. The reversal of 7142936435728 is 8275346392417.

It can be written as a sum of positive squares in 2 ways, for example, as 3408720297984 + 3734216137744 = 1846272^2 + 1932412^2 .

It is a super-3 number, since 3×7142936435728³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2210065351 + ... + 2210068582.

Almost surely, 2^{7142936435728} is an apocalyptic number.

It is an amenable number.

7142936435728 is a deficient number, since it is larger than the sum of its proper divisors (6833527063580).

7142936435728 is a wasteful number, since it uses less digits than its factorization.

7142936435728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420134042 (or 4420134036 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 61.

The spelling of 7142936435728 in words is "seven trillion, one hundred forty-two billion, nine hundred thirty-six million, four hundred thirty-five thousand, seven hundred twenty-eight".