48725223661 has 2 divisors, whose sum is σ = 48725223662. Its totient is φ = 48725223660.

The previous prime is 48725223637. The next prime is 48725223667. The reversal of 48725223661 is 16632252784.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43438479561 + 5286744100 = 208419^2 + 72710^2 .

It is a cyclic number.

It is not a de Polignac number, because 48725223661 - 2⁵ = 48725223629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48725223667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24362611830 + 24362611831.

It is an arithmetic number, because the mean of its divisors is an integer number (24362611831).

Almost surely, 2^48725223661 is an apocalyptic number.

It is an amenable number.

48725223661 is a deficient number, since it is larger than the sum of its proper divisors (1).

48725223661 is an equidigital number, since it uses as much as digits as its factorization.

48725223661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 46.

The spelling of 48725223661 in words is "forty-eight billion, seven hundred twenty-five million, two hundred twenty-three thousand, six hundred sixty-one".