182021477093 has 2 divisors, whose sum is σ = 182021477094. Its totient is φ = 182021477092.

The previous prime is 182021477069. The next prime is 182021477147. The reversal of 182021477093 is 390774120281.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157052104804 + 24969372289 = 396298^2 + 158017^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-182021477093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (182021477293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91010738546 + 91010738547.

It is an arithmetic number, because the mean of its divisors is an integer number (91010738547).

Almost surely, 2^182021477093 is an apocalyptic number.

It is an amenable number.

182021477093 is a deficient number, since it is larger than the sum of its proper divisors (1).

182021477093 is an equidigital number, since it uses as much as digits as its factorization.

182021477093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 182021477093 in words is "one hundred eighty-two billion, twenty-one million, four hundred seventy-seven thousand, ninety-three".