23435435000491 has 2 divisors, whose sum is σ = 23435435000492. Its totient is φ = 23435435000490.

The previous prime is 23435435000473. The next prime is 23435435000569. The reversal of 23435435000491 is 19400053453432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23435435000491 - 2¹⁷ = 23435434869419 is a prime.

It is a super-2 number, since 2×23435435000491² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23435435000431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11717717500245 + 11717717500246.

It is an arithmetic number, because the mean of its divisors is an integer number (11717717500246).

Almost surely, 2^{23435435000491} is an apocalyptic number.

23435435000491 is a deficient number, since it is larger than the sum of its proper divisors (1).

23435435000491 is an equidigital number, since it uses as much as digits as its factorization.

23435435000491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 23435435000491 in words is "twenty-three trillion, four hundred thirty-five billion, four hundred thirty-five million, four hundred ninety-one", and thus it is an aban number.