10557994063 has 2 divisors, whose sum is σ = 10557994064. Its totient is φ = 10557994062.

The previous prime is 10557994061. The next prime is 10557994087. The reversal of 10557994063 is 36049975501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10557994063 - 2¹ = 10557994061 is a prime.

It is a super-2 number, since 2×10557994063² (a number of 21 digits) contains 22 as substring.

Together with 10557994061, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 10557993998 and 10557994016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10557994061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5278997031 + 5278997032.

It is an arithmetic number, because the mean of its divisors is an integer number (5278997032).

Almost surely, 2^10557994063 is an apocalyptic number.

10557994063 is a deficient number, since it is larger than the sum of its proper divisors (1).

10557994063 is an equidigital number, since it uses as much as digits as its factorization.

10557994063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600, while the sum is 49.

The spelling of 10557994063 in words is "ten billion, five hundred fifty-seven million, nine hundred ninety-four thousand, sixty-three".