44780474077 has 4 divisors (see below), whose sum is σ = 44850117760. Its totient is φ = 44710830396.

The previous prime is 44780474029. The next prime is 44780474087. The reversal of 44780474077 is 77047408744.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44780474077 - 2¹¹ = 44780472029 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 (44780474087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34820877 + ... + 34822162.

It is an arithmetic number, because the mean of its divisors is an integer number (11212529440).

Almost surely, 2^44780474077 is an apocalyptic number.

It is an amenable number.

44780474077 is a deficient number, since it is larger than the sum of its proper divisors (69643683).

44780474077 is an equidigital number, since it uses as much as digits as its factorization.

44780474077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69643682.

The product of its (nonzero) digits is 4917248, while the sum is 52.

The spelling of 44780474077 in words is "forty-four billion, seven hundred eighty million, four hundred seventy-four thousand, seventy-seven".