23364535220357 has 2 divisors, whose sum is σ = 23364535220358. Its totient is φ = 23364535220356.

The previous prime is 23364535220321. The next prime is 23364535220371. The reversal of 23364535220357 is 75302253546332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17688829344481 + 5675705875876 = 4205809^2 + 2382374^2 .

It is a cyclic number.

It is not a de Polignac number, because 23364535220357 - 2⁸ = 23364535220101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23364535220387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11682267610178 + 11682267610179.

It is an arithmetic number, because the mean of its divisors is an integer number (11682267610179).

Almost surely, 2^{23364535220357} is an apocalyptic number.

It is an amenable number.

23364535220357 is a deficient number, since it is larger than the sum of its proper divisors (1).

23364535220357 is an equidigital number, since it uses as much as digits as its factorization.

23364535220357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608000, while the sum is 50.

Adding to 23364535220357 its reverse (75302253546332), we get a palindrome (98666788766689).

The spelling of 23364535220357 in words is "twenty-three trillion, three hundred sixty-four billion, five hundred thirty-five million, two hundred twenty thousand, three hundred fifty-seven".