48719321291 has 2 divisors, whose sum is σ = 48719321292. Its totient is φ = 48719321290.

The previous prime is 48719321269. The next prime is 48719321311. The reversal of 48719321291 is 19212391784.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48719321291 is a prime.

It is not a weakly prime, because it can be changed into another prime (48719321891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24359660645 + 24359660646.

It is an arithmetic number, because the mean of its divisors is an integer number (24359660646).

Almost surely, 2^48719321291 is an apocalyptic number.

48719321291 is a deficient number, since it is larger than the sum of its proper divisors (1).

48719321291 is an equidigital number, since it uses as much as digits as its factorization.

48719321291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 47.

The spelling of 48719321291 in words is "forty-eight billion, seven hundred nineteen million, three hundred twenty-one thousand, two hundred ninety-one".