77714445 has 8 divisors (see below), whose sum is σ = 124343136. Its totient is φ = 41447696.

The previous prime is 77714443. The next prime is 77714449. The reversal of 77714445 is 54441777.

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 77714445 - 2¹ = 77714443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77714443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2590467 + ... + 2590496.

It is an arithmetic number, because the mean of its divisors is an integer number (15542892).

Almost surely, 2^77714445 is an apocalyptic number.

It is an amenable number.

77714445 is a deficient number, since it is larger than the sum of its proper divisors (46628691).

77714445 is a wasteful number, since it uses less digits than its factorization.

77714445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5180971.

The product of its digits is 109760, while the sum is 39.

The square root of 77714445 is about 8815.5796746442. The cubic root of 77714445 is about 426.7438292925.

The spelling of 77714445 in words is "seventy-seven million, seven hundred fourteen thousand, four hundred forty-five".