38548684553 has 2 divisors, whose sum is σ = 38548684554. Its totient is φ = 38548684552.

The previous prime is 38548684547. The next prime is 38548684571. The reversal of 38548684553 is 35548684583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34852409344 + 3696275209 = 186688^2 + 60797^2 .

It is a cyclic number.

It is not a de Polignac number, because 38548684553 - 2¹⁶ = 38548619017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38548684492 and 38548684501.

It is not a weakly prime, because it can be changed into another prime (38548284553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19274342276 + 19274342277.

It is an arithmetic number, because the mean of its divisors is an integer number (19274342277).

Almost surely, 2^38548684553 is an apocalyptic number.

It is an amenable number.

38548684553 is a deficient number, since it is larger than the sum of its proper divisors (1).

38548684553 is an equidigital number, since it uses as much as digits as its factorization.

38548684553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296000, while the sum is 59.

The spelling of 38548684553 in words is "thirty-eight billion, five hundred forty-eight million, six hundred eighty-four thousand, five hundred fifty-three".