65132776 has 8 divisors (see below), whose sum is σ = 122123970. Its totient is φ = 32566384.

The previous prime is 65132747. The next prime is 65132783. The reversal of 65132776 is 67723156.

It can be written as a sum of positive squares in only one way, i.e., 61999876 + 3132900 = 7874^2 + 1770^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4070791 + ... + 4070806.

Almost surely, 2^65132776 is an apocalyptic number.

It is an amenable number.

65132776 is a deficient number, since it is larger than the sum of its proper divisors (56991194).

65132776 is a wasteful number, since it uses less digits than its factorization.

65132776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8141603 (or 8141599 counting only the distinct ones).

The product of its digits is 52920, while the sum is 37.

The square root of 65132776 is about 8070.4879654207. The cubic root of 65132776 is about 402.3461619058.

The spelling of 65132776 in words is "sixty-five million, one hundred thirty-two thousand, seven hundred seventy-six".