84473902943 has 2 divisors, whose sum is σ = 84473902944. Its totient is φ = 84473902942.

The previous prime is 84473902939. The next prime is 84473902991. The reversal of 84473902943 is 34920937448.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84473902943 - 2² = 84473902939 is a prime.

It is a super-2 number, since 2×84473902943² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84473901943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42236951471 + 42236951472.

It is an arithmetic number, because the mean of its divisors is an integer number (42236951472).

Almost surely, 2^84473902943 is an apocalyptic number.

84473902943 is a deficient number, since it is larger than the sum of its proper divisors (1).

84473902943 is an equidigital number, since it uses as much as digits as its factorization.

84473902943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 84473902943 in words is "eighty-four billion, four hundred seventy-three million, nine hundred two thousand, nine hundred forty-three".