48643657567 has 2 divisors, whose sum is σ = 48643657568. Its totient is φ = 48643657566.

The previous prime is 48643657541. The next prime is 48643657571. The reversal of 48643657567 is 76575634684.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48643657567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48643657577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24321828783 + 24321828784.

It is an arithmetic number, because the mean of its divisors is an integer number (24321828784).

Almost surely, 2^48643657567 is an apocalyptic number.

48643657567 is a deficient number, since it is larger than the sum of its proper divisors (1).

48643657567 is an equidigital number, since it uses as much as digits as its factorization.

48643657567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 101606400, while the sum is 61.

The spelling of 48643657567 in words is "forty-eight billion, six hundred forty-three million, six hundred fifty-seven thousand, five hundred sixty-seven".