23002128906451 has 2 divisors, whose sum is σ = 23002128906452. Its totient is φ = 23002128906450.

The previous prime is 23002128906409. The next prime is 23002128906487. The reversal of 23002128906451 is 15460982120032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23002128906451 - 2¹⁵ = 23002128873683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23002128906398 and 23002128906407.

It is not a weakly prime, because it can be changed into another prime (23002128900451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501064453225 + 11501064453226.

It is an arithmetic number, because the mean of its divisors is an integer number (11501064453226).

Almost surely, 2^{23002128906451} is an apocalyptic number.

23002128906451 is a deficient number, since it is larger than the sum of its proper divisors (1).

23002128906451 is an equidigital number, since it uses as much as digits as its factorization.

23002128906451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 23002128906451 in words is "twenty-three trillion, two billion, one hundred twenty-eight million, nine hundred six thousand, four hundred fifty-one".