7156738053 has 6 divisors (see below), whose sum is σ = 10337510534. Its totient is φ = 4771158696.

The previous prime is 7156738049. The next prime is 7156738063. The reversal of 7156738053 is 3508376517.

7156738053 is a `hidden beast` number, since 7 + 1 + 567 + 3 + 80 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5783146209 + 1373591844 = 76047^2 + 37062^2 .

It is not a de Polignac number, because 7156738053 - 2² = 7156738049 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7156738063) 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 5 ways as a sum of consecutive naturals, for example, 397596550 + ... + 397596567.

Almost surely, 2^7156738053 is an apocalyptic number.

It is an amenable number.

7156738053 is a deficient number, since it is larger than the sum of its proper divisors (3180772481).

7156738053 is a wasteful number, since it uses less digits than its factorization.

7156738053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795193123 (or 795193120 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The square root of 7156738053 is about 84597.5061866483. The cubic root of 7156738053 is about 1927.1035017428.

The spelling of 7156738053 in words is "seven billion, one hundred fifty-six million, seven hundred thirty-eight thousand, fifty-three".