77134465 has 8 divisors (see below), whose sum is σ = 92671488. Its totient is φ = 61634160.

The previous prime is 77134441. The next prime is 77134483. The reversal of 77134465 is 56443177.

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

It is a de Polignac number, because none of the positive numbers 2^k-77134465 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4321 + ... + 13150.

It is an arithmetic number, because the mean of its divisors is an integer number (11583936).

Almost surely, 2^77134465 is an apocalyptic number.

It is an amenable number.

77134465 is a deficient number, since it is larger than the sum of its proper divisors (15537023).

77134465 is a wasteful number, since it uses less digits than its factorization.

77134465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18359.

The product of its digits is 70560, while the sum is 37.

The square root of 77134465 is about 8782.6228997948. The cubic root of 77134465 is about 425.6795863312.

The spelling of 77134465 in words is "seventy-seven million, one hundred thirty-four thousand, four hundred sixty-five".