7166764551 has 16 divisors (see below), whose sum is σ = 9591929600. Its totient is φ = 4759751808.

The previous prime is 7166764541. The next prime is 7166764571. The reversal of 7166764551 is 1554676617.

It is not a de Polignac number, because 7166764551 - 2²⁷ = 7032546823 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7166764551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7166764541) 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, 1144110 + ... + 1150356.

It is an arithmetic number, because the mean of its divisors is an integer number (599495600).

Almost surely, 2^7166764551 is an apocalyptic number.

7166764551 is a deficient number, since it is larger than the sum of its proper divisors (2425165049).

7166764551 is a wasteful number, since it uses less digits than its factorization.

7166764551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7638.

The product of its digits is 1058400, while the sum is 48.

The square root of 7166764551 is about 84656.7454548071. The cubic root of 7166764551 is about 1928.0030308738.

The spelling of 7166764551 in words is "seven billion, one hundred sixty-six million, seven hundred sixty-four thousand, five hundred fifty-one".