7631665816075 has 12 divisors (see below), whose sum is σ = 10815160699600. Its totient is φ = 5233142273760.

The previous prime is 7631665816051. The next prime is 7631665816127. The reversal of 7631665816075 is 5706185661367.

It is a happy number.

It is not a de Polignac number, because 7631665816075 - 2²¹ = 7631663718923 is a prime.

It is a super-3 number, since 3×7631665816075³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21804759300 + ... + 21804759649.

Almost surely, 2^{7631665816075} is an apocalyptic number.

7631665816075 is a deficient number, since it is larger than the sum of its proper divisors (3183494883525).

7631665816075 is a wasteful number, since it uses less digits than its factorization.

7631665816075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43609518966 (or 43609518961 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 61.

The spelling of 7631665816075 in words is "seven trillion, six hundred thirty-one billion, six hundred sixty-five million, eight hundred sixteen thousand, seventy-five".