7662069690 has 48 divisors (see below), whose sum is σ = 20212676064. Its totient is φ = 1857470560.

The previous prime is 7662069689. The next prime is 7662069731. The reversal of 7662069690 is 969602667.

It is a super-2 number, since 2×7662069690² (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 (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1051752 + ... + 1059011.

It is an arithmetic number, because the mean of its divisors is an integer number (421097418).

Almost surely, 2^7662069690 is an apocalyptic number.

7662069690 is an abundant number, since it is smaller than the sum of its proper divisors (12550606374).

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

7662069690 is a wasteful number, since it uses less digits than its factorization.

7662069690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110795 (or 2110784 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 51.

The square root of 7662069690 is about 87533.2490542879. The cubic root of 7662069690 is about 1971.4330481865.

The spelling of 7662069690 in words is "seven billion, six hundred sixty-two million, sixty-nine thousand, six hundred ninety".