44118772877 has 2 divisors, whose sum is σ = 44118772878. Its totient is φ = 44118772876.

The previous prime is 44118772847. The next prime is 44118772883. The reversal of 44118772877 is 77827781144.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28275767716 + 15843005161 = 168154^2 + 125869^2 .

It is a cyclic number.

It is not a de Polignac number, because 44118772877 - 2²⁴ = 44101995661 is a prime.

It is a super-2 number, since 2×44118772877² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44118772837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22059386438 + 22059386439.

It is an arithmetic number, because the mean of its divisors is an integer number (22059386439).

Almost surely, 2^44118772877 is an apocalyptic number.

It is an amenable number.

44118772877 is a deficient number, since it is larger than the sum of its proper divisors (1).

44118772877 is an equidigital number, since it uses as much as digits as its factorization.

44118772877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4917248, while the sum is 56.

The spelling of 44118772877 in words is "forty-four billion, one hundred eighteen million, seven hundred seventy-two thousand, eight hundred seventy-seven".