7260770628 has 36 divisors (see below), whose sum is σ = 18849661740. Its totient is φ = 2354844096.

The previous prime is 7260770609. The next prime is 7260770651. The reversal of 7260770628 is 8260770627.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6828047424 + 432723204 = 82632^2 + 20802^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×7260770628² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2724183 + ... + 2726846.

It is an arithmetic number, because the mean of its divisors is an integer number (523601715).

Almost surely, 2^7260770628 is an apocalyptic number.

It is an amenable number.

7260770628 is an abundant number, since it is smaller than the sum of its proper divisors (11588891112).

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

7260770628 is a wasteful number, since it uses less digits than its factorization.

7260770628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5451076 (or 5451071 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The square root of 7260770628 is about 85210.1556623387. The cubic root of 7260770628 is about 1936.3962776365.

Subtracting 7260770628 from its reverse (8260770627), we obtain a palindrome (999999999).

The spelling of 7260770628 in words is "seven billion, two hundred sixty million, seven hundred seventy thousand, six hundred twenty-eight".