7507652066 has 16 divisors (see below), whose sum is σ = 11897677440. Its totient is φ = 3547267920.

The previous prime is 7507652057. The next prime is 7507652071. The reversal of 7507652066 is 6602567057.

It is a super-2 number, since 2×7507652066² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1374320 + ... + 1379771.

It is an arithmetic number, because the mean of its divisors is an integer number (743604840).

Almost surely, 2^7507652066 is an apocalyptic number.

7507652066 is a deficient number, since it is larger than the sum of its proper divisors (4390025374).

7507652066 is a wasteful number, since it uses less digits than its factorization.

7507652066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754169.

The product of its (nonzero) digits is 529200, while the sum is 44.

The square root of 7507652066 is about 86646.7083390939. The cubic root of 7507652066 is about 1958.0993015460.

The spelling of 7507652066 in words is "seven billion, five hundred seven million, six hundred fifty-two thousand, sixty-six".