48399774937 has 2 divisors, whose sum is σ = 48399774938. Its totient is φ = 48399774936.

The previous prime is 48399774859. The next prime is 48399775003. The reversal of 48399774937 is 73947799384.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47639173696 + 760601241 = 218264^2 + 27579^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48399774937 is a prime.

It is not a weakly prime, because it can be changed into another prime (48399774337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24199887468 + 24199887469.

It is an arithmetic number, because the mean of its divisors is an integer number (24199887469).

Almost surely, 2^48399774937 is an apocalyptic number.

It is an amenable number.

48399774937 is a deficient number, since it is larger than the sum of its proper divisors (1).

48399774937 is an equidigital number, since it uses as much as digits as its factorization.

48399774937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288054144, while the sum is 70.

The spelling of 48399774937 in words is "forty-eight billion, three hundred ninety-nine million, seven hundred seventy-four thousand, nine hundred thirty-seven".