3620255478547 has 2 divisors, whose sum is σ = 3620255478548. Its totient is φ = 3620255478546.

The previous prime is 3620255478517. The next prime is 3620255478559. The reversal of 3620255478547 is 7458745520263.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3620255478547 - 2¹⁹ = 3620254954259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3620255478491 and 3620255478500.

It is not a weakly prime, because it can be changed into another prime (3620255478517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1810127739273 + 1810127739274.

It is an arithmetic number, because the mean of its divisors is an integer number (1810127739274).

Almost surely, 2^{3620255478547} is an apocalyptic number.

3620255478547 is a deficient number, since it is larger than the sum of its proper divisors (1).

3620255478547 is an equidigital number, since it uses as much as digits as its factorization.

3620255478547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448000, while the sum is 58.

The spelling of 3620255478547 in words is "three trillion, six hundred twenty billion, two hundred fifty-five million, four hundred seventy-eight thousand, five hundred forty-seven".