77132663 has 8 divisors (see below), whose sum is σ = 79969680. Its totient is φ = 74307520.

The previous prime is 77132659. The next prime is 77132707. The reversal of 77132663 is 36623177.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77132663 - 2² = 77132659 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 (77132623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11531 + ... + 16947.

It is an arithmetic number, because the mean of its divisors is an integer number (9996210).

Almost surely, 2^77132663 is an apocalyptic number.

77132663 is a deficient number, since it is larger than the sum of its proper divisors (2837017).

77132663 is a wasteful number, since it uses less digits than its factorization.

77132663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5937.

The product of its digits is 31752, while the sum is 35.

The square root of 77132663 is about 8782.5203102526. The cubic root of 77132663 is about 425.6762714248.

The spelling of 77132663 in words is "seventy-seven million, one hundred thirty-two thousand, six hundred sixty-three".