554387620847 has 2 divisors, whose sum is σ = 554387620848. Its totient is φ = 554387620846.

The previous prime is 554387620841. The next prime is 554387620907. The reversal of 554387620847 is 748026783455.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554387620847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (554387620841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277193810423 + 277193810424.

It is an arithmetic number, because the mean of its divisors is an integer number (277193810424).

Almost surely, 2^554387620847 is an apocalyptic number.

554387620847 is a deficient number, since it is larger than the sum of its proper divisors (1).

554387620847 is an equidigital number, since it uses as much as digits as its factorization.

554387620847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45158400, while the sum is 59.

The spelling of 554387620847 in words is "five hundred fifty-four billion, three hundred eighty-seven million, six hundred twenty thousand, eight hundred forty-seven".