387625552441 has 2 divisors, whose sum is σ = 387625552442. Its totient is φ = 387625552440.

The previous prime is 387625552427. The next prime is 387625552459. The reversal of 387625552441 is 144255526783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 374990893225 + 12634659216 = 612365^2 + 112404^2 .

It is a cyclic number.

It is not a de Polignac number, because 387625552441 - 2⁵ = 387625552409 is a prime.

It is not a weakly prime, because it can be changed into another prime (387625552141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193812776220 + 193812776221.

It is an arithmetic number, because the mean of its divisors is an integer number (193812776221).

Almost surely, 2^387625552441 is an apocalyptic number.

It is an amenable number.

387625552441 is a deficient number, since it is larger than the sum of its proper divisors (1).

387625552441 is an equidigital number, since it uses as much as digits as its factorization.

387625552441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064000, while the sum is 52.

The spelling of 387625552441 in words is "three hundred eighty-seven billion, six hundred twenty-five million, five hundred fifty-two thousand, four hundred forty-one".