7665220604 has 12 divisors (see below), whose sum is σ = 13445118624. Its totient is φ = 3823758144.

The previous prime is 7665220571. The next prime is 7665220613. The reversal of 7665220604 is 4060225667.

It is a super-2 number, since 2×7665220604² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2211092 + ... + 2214555.

It is an arithmetic number, because the mean of its divisors is an integer number (1120426552).

Almost surely, 2^7665220604 is an apocalyptic number.

It is an amenable number.

7665220604 is a deficient number, since it is larger than the sum of its proper divisors (5779898020).

7665220604 is a wasteful number, since it uses less digits than its factorization.

7665220604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4426084 (or 4426082 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 7665220604 is about 87551.2455879412. The cubic root of 7665220604 is about 1971.7032521449.

The spelling of 7665220604 in words is "seven billion, six hundred sixty-five million, two hundred twenty thousand, six hundred four".