84955323437 has 2 divisors, whose sum is σ = 84955323438. Its totient is φ = 84955323436.

The previous prime is 84955323413. The next prime is 84955323449. The reversal of 84955323437 is 73432355948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55002444676 + 29952878761 = 234526^2 + 173069^2 .

It is a cyclic number.

It is not a de Polignac number, because 84955323437 - 2¹⁴ = 84955307053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84955323407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42477661718 + 42477661719.

It is an arithmetic number, because the mean of its divisors is an integer number (42477661719).

Almost surely, 2^84955323437 is an apocalyptic number.

It is an amenable number.

84955323437 is a deficient number, since it is larger than the sum of its proper divisors (1).

84955323437 is an equidigital number, since it uses as much as digits as its factorization.

84955323437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10886400, while the sum is 53.

The spelling of 84955323437 in words is "eighty-four billion, nine hundred fifty-five million, three hundred twenty-three thousand, four hundred thirty-seven".