451653022253 has 2 divisors, whose sum is σ = 451653022254. Its totient is φ = 451653022252.

The previous prime is 451653022241. The next prime is 451653022273. The reversal of 451653022253 is 352220356154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 276090346249 + 175562676004 = 525443^2 + 419002^2 .

It is a cyclic number.

It is not a de Polignac number, because 451653022253 - 2⁶ = 451653022189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451653022273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225826511126 + 225826511127.

It is an arithmetic number, because the mean of its divisors is an integer number (225826511127).

Almost surely, 2^451653022253 is an apocalyptic number.

It is an amenable number.

451653022253 is a deficient number, since it is larger than the sum of its proper divisors (1).

451653022253 is an equidigital number, since it uses as much as digits as its factorization.

451653022253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 451653022253 in words is "four hundred fifty-one billion, six hundred fifty-three million, twenty-two thousand, two hundred fifty-three".