7277113636 has 81 divisors (see below), whose sum is σ = 14725096281. Its totient is φ = 3144720384.

The previous prime is 7277113609. The next prime is 7277113717. The reversal of 7277113636 is 6363117727.

The square root of 7277113636 is 85306.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 6069968100 + 1207145536 = 77910^2 + 34744^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7277113592 and 7277113601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 37705156 + ... + 37705348.

Almost surely, 2^7277113636 is an apocalyptic number.

7277113636 is the 85306-th square number.

It is an amenable number.

7277113636 is an abundant number, since it is smaller than the sum of its proper divisors (7447982645).

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

7277113636 is a wasteful number, since it uses less digits than its factorization.

7277113636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450 (or 225 counting only the distinct ones).

The product of its digits is 222264, while the sum is 43.

The cubic root of 7277113636 is about 1937.8480438977.

The spelling of 7277113636 in words is "seven billion, two hundred seventy-seven million, one hundred thirteen thousand, six hundred thirty-six".