48578977 has 2 divisors, whose sum is σ = 48578978. Its totient is φ = 48578976.

The previous prime is 48578969. The next prime is 48578983. The reversal of 48578977 is 77987584.

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., 33454656 + 15124321 = 5784^2 + 3889^2 .

It is a cyclic number.

It is not a de Polignac number, because 48578977 - 2³ = 48578969 is a prime.

It is not a weakly prime, because it can be changed into another prime (48578927) 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 as a sum of consecutive naturals, namely, 24289488 + 24289489.

It is an arithmetic number, because the mean of its divisors is an integer number (24289489).

Almost surely, 2^48578977 is an apocalyptic number.

It is an amenable number.

48578977 is a deficient number, since it is larger than the sum of its proper divisors (1).

48578977 is an equidigital number, since it uses as much as digits as its factorization.

48578977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3951360, while the sum is 55.

The square root of 48578977 is about 6969.8620502848. The cubic root of 48578977 is about 364.8794923377.

The spelling of 48578977 in words is "forty-eight million, five hundred seventy-eight thousand, nine hundred seventy-seven".