245554532320001 has 4 divisors (see below), whose sum is σ = 245554567609392. Its totient is φ = 245554497030612.

The previous prime is 245554532319991. The next prime is 245554532320007. The reversal of 245554532320001 is 100023235455542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245554532320001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245554532320007) 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, 3343451 + ... + 22411776.

It is an arithmetic number, because the mean of its divisors is an integer number (61388641902348).

Almost surely, 2^{245554532320001} is an apocalyptic number.

It is an amenable number.

245554532320001 is a deficient number, since it is larger than the sum of its proper divisors (35289391).

245554532320001 is an equidigital number, since it uses as much as digits as its factorization.

245554532320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35289390.

The product of its (nonzero) digits is 720000, while the sum is 41.

Adding to 245554532320001 its reverse (100023235455542), we get a palindrome (345577767775543).

The spelling of 245554532320001 in words is "two hundred forty-five trillion, five hundred fifty-four billion, five hundred thirty-two million, three hundred twenty thousand, one".