245305302045 has 32 divisors (see below), whose sum is σ = 409753873152. Its totient is φ = 125079939072.

The previous prime is 245305302031. The next prime is 245305302071. The reversal of 245305302045 is 540203503542.

It is a happy number.

It is not a de Polignac number, because 245305302045 - 2⁵ = 245305302013 is a prime.

It is a super-2 number, since 2×245305302045² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 245305301997 and 245305302015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 535117 + ... + 881453.

It is an arithmetic number, because the mean of its divisors is an integer number (12804808536).

Almost surely, 2^245305302045 is an apocalyptic number.

It is an amenable number.

245305302045 is a deficient number, since it is larger than the sum of its proper divisors (164448571107).

245305302045 is a wasteful number, since it uses less digits than its factorization.

245305302045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348421.

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 245305302045 its reverse (540203503542), we get a palindrome (785508805587).

The spelling of 245305302045 in words is "two hundred forty-five billion, three hundred five million, three hundred two thousand, forty-five".