48447891379 has 2 divisors, whose sum is σ = 48447891380. Its totient is φ = 48447891378.

The previous prime is 48447891341. The next prime is 48447891383. The reversal of 48447891379 is 97319874484.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48447891379 - 2⁷ = 48447891251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48447891379.

It is not a weakly prime, because it can be changed into another prime (48447891319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24223945689 + 24223945690.

It is an arithmetic number, because the mean of its divisors is an integer number (24223945690).

Almost surely, 2^48447891379 is an apocalyptic number.

48447891379 is a deficient number, since it is larger than the sum of its proper divisors (1).

48447891379 is an equidigital number, since it uses as much as digits as its factorization.

48447891379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48771072, while the sum is 64.

The spelling of 48447891379 in words is "forty-eight billion, four hundred forty-seven million, eight hundred ninety-one thousand, three hundred seventy-nine".