7762468661 has 16 divisors (see below), whose sum is σ = 8071145280. Its totient is φ = 7460449920.

The previous prime is 7762468643. The next prime is 7762468673. The reversal of 7762468661 is 1668642677.

It is not a de Polignac number, because 7762468661 - 2¹⁰ = 7762467637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7762468691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 802691 + ... + 812303.

It is an arithmetic number, because the mean of its divisors is an integer number (504446580).

Almost surely, 2^7762468661 is an apocalyptic number.

It is an amenable number.

7762468661 is a deficient number, since it is larger than the sum of its proper divisors (308676619).

7762468661 is a wasteful number, since it uses less digits than its factorization.

7762468661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9956.

The product of its digits is 4064256, while the sum is 53.

The square root of 7762468661 is about 88104.8730831615. The cubic root of 7762468661 is about 1980.0065181059.

The spelling of 7762468661 in words is "seven billion, seven hundred sixty-two million, four hundred sixty-eight thousand, six hundred sixty-one".