49144477 has 2 divisors, whose sum is σ = 49144478. Its totient is φ = 49144476.

The previous prime is 49144457. The next prime is 49144489. The reversal of 49144477 is 77444194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33942276 + 15202201 = 5826^2 + 3899^2 .

It is a cyclic number.

It is not a de Polignac number, because 49144477 - 2¹⁵ = 49111709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49144457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24572238 + 24572239.

It is an arithmetic number, because the mean of its divisors is an integer number (24572239).

Almost surely, 2^49144477 is an apocalyptic number.

It is an amenable number.

49144477 is a deficient number, since it is larger than the sum of its proper divisors (1).

49144477 is an equidigital number, since it uses as much as digits as its factorization.

49144477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 40.

The square root of 49144477 is about 7010.3121899099. The cubic root of 49144477 is about 366.2898681105.

The spelling of 49144477 in words is "forty-nine million, one hundred forty-four thousand, four hundred seventy-seven".