77444323 has 8 divisors (see below), whose sum is σ = 88931520. Its totient is φ = 66698280.

The previous prime is 77444321. The next prime is 77444347. The reversal of 77444323 is 32344477.

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

It is not a de Polignac number, because 77444323 - 2¹ = 77444321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77444321) 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, 185065 + ... + 185482.

It is an arithmetic number, because the mean of its divisors is an integer number (11116440).

Almost surely, 2^77444323 is an apocalyptic number.

77444323 is a deficient number, since it is larger than the sum of its proper divisors (11487197).

77444323 is a wasteful number, since it uses less digits than its factorization.

77444323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370577.

The product of its digits is 56448, while the sum is 34.

The square root of 77444323 is about 8800.2456215722. The cubic root of 77444323 is about 426.2488260303.

The spelling of 77444323 in words is "seventy-seven million, four hundred forty-four thousand, three hundred twenty-three".