10245421236623 has 4 divisors (see below), whose sum is σ = 10245921546240. Its totient is φ = 10244920927008.

The previous prime is 10245421236569. The next prime is 10245421236643. The reversal of 10245421236623 is 32663212454201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10245421236623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10245421236643) 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, 250124090 + ... + 250165047.

It is an arithmetic number, because the mean of its divisors is an integer number (2561480386560).

Almost surely, 2^{10245421236623} is an apocalyptic number.

10245421236623 is a deficient number, since it is larger than the sum of its proper divisors (500309617).

10245421236623 is an equidigital number, since it uses as much as digits as its factorization.

10245421236623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500309616.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 10245421236623 in words is "ten trillion, two hundred forty-five billion, four hundred twenty-one million, two hundred thirty-six thousand, six hundred twenty-three".