83426365453 has 2 divisors, whose sum is σ = 83426365454. Its totient is φ = 83426365452.

The previous prime is 83426365427. The next prime is 83426365487. The reversal of 83426365453 is 35456362438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61257240004 + 22169125449 = 247502^2 + 148893^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83426365453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83426365397 and 83426365406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83426365553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41713182726 + 41713182727.

It is an arithmetic number, because the mean of its divisors is an integer number (41713182727).

Almost surely, 2^83426365453 is an apocalyptic number.

It is an amenable number.

83426365453 is a deficient number, since it is larger than the sum of its proper divisors (1).

83426365453 is an equidigital number, since it uses as much as digits as its factorization.

83426365453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6220800, while the sum is 49.

The spelling of 83426365453 in words is "eighty-three billion, four hundred twenty-six million, three hundred sixty-five thousand, four hundred fifty-three".