7277650988 has 6 divisors (see below), whose sum is σ = 12735889236. Its totient is φ = 3638825492.

The previous prime is 7277650981. The next prime is 7277650993. The reversal of 7277650988 is 8890567727.

It is a super-2 number, since 2×7277650988² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7277650981) 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 as a sum of consecutive naturals, namely, 909706370 + ... + 909706377.

It is an arithmetic number, because the mean of its divisors is an integer number (2122648206).

Almost surely, 2^7277650988 is an apocalyptic number.

It is an amenable number.

7277650988 is a deficient number, since it is larger than the sum of its proper divisors (5458238248).

7277650988 is a wasteful number, since it uses less digits than its factorization.

7277650988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819412751 (or 1819412749 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 59.

The square root of 7277650988 is about 85309.1494975773. The cubic root of 7277650988 is about 1937.8957405049.

The spelling of 7277650988 in words is "seven billion, two hundred seventy-seven million, six hundred fifty thousand, nine hundred eighty-eight".