7136100049 has 4 divisors (see below), whose sum is σ = 7685030836. Its totient is φ = 6587169264.

The previous prime is 7136100043. The next prime is 7136100071. The reversal of 7136100049 is 9400016317.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1802427025 + 5333673024 = 42455^2 + 73032^2 .

It is not a de Polignac number, because 7136100049 - 2⁵ = 7136100017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7136100043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274465374 + ... + 274465399.

It is an arithmetic number, because the mean of its divisors is an integer number (1921257709).

Almost surely, 2^7136100049 is an apocalyptic number.

It is an amenable number.

7136100049 is a deficient number, since it is larger than the sum of its proper divisors (548930787).

7136100049 is a wasteful number, since it uses less digits than its factorization.

7136100049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548930786.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 7136100049 is about 84475.4405078778. The cubic root of 7136100049 is about 1925.2493115225.

The spelling of 7136100049 in words is "seven billion, one hundred thirty-six million, one hundred thousand, forty-nine".