245453634011 has 4 divisors (see below), whose sum is σ = 245492595024. Its totient is φ = 245414673000.

The previous prime is 245453633939. The next prime is 245453634043. The reversal of 245453634011 is 110436354542.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 245453634011 - 2¹⁰ = 245453632987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245453634511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19471055 + ... + 19483656.

It is an arithmetic number, because the mean of its divisors is an integer number (61373148756).

Almost surely, 2^245453634011 is an apocalyptic number.

245453634011 is a deficient number, since it is larger than the sum of its proper divisors (38961013).

245453634011 is an equidigital number, since it uses as much as digits as its factorization.

245453634011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38961012.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 245453634011 its reverse (110436354542), we get a palindrome (355889988553).

The spelling of 245453634011 in words is "two hundred forty-five billion, four hundred fifty-three million, six hundred thirty-four thousand, eleven".