48851668837 has 2 divisors, whose sum is σ = 48851668838. Its totient is φ = 48851668836.

The previous prime is 48851668807. The next prime is 48851668849. The reversal of 48851668837 is 73886615884.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29975381956 + 18876286881 = 173134^2 + 137391^2 .

It is a cyclic number.

It is not a de Polignac number, because 48851668837 - 2²³ = 48843280229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48851668807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24425834418 + 24425834419.

It is an arithmetic number, because the mean of its divisors is an integer number (24425834419).

Almost surely, 2^48851668837 is an apocalyptic number.

It is an amenable number.

48851668837 is a deficient number, since it is larger than the sum of its proper divisors (1).

48851668837 is an equidigital number, since it uses as much as digits as its factorization.

48851668837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61931520, while the sum is 64.

The spelling of 48851668837 in words is "forty-eight billion, eight hundred fifty-one million, six hundred sixty-eight thousand, eight hundred thirty-seven".