3132640305245 has 32 divisors (see below), whose sum is σ = 4106826607104. Its totient is φ = 2274999048000.

The previous prime is 3132640305233. The next prime is 3132640305257. The reversal of 3132640305245 is 5425030462313.

It is an interprime number because it is at equal distance from previous prime (3132640305233) and next prime (3132640305257).

It is not a de Polignac number, because 3132640305245 - 2²² = 3132636110941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3132640305199 and 3132640305208.

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, 196728854 + ... + 196744776.

It is an arithmetic number, because the mean of its divisors is an integer number (128338331472).

Almost surely, 2^{3132640305245} is an apocalyptic number.

It is an amenable number.

3132640305245 is a deficient number, since it is larger than the sum of its proper divisors (974186301859).

3132640305245 is a wasteful number, since it uses less digits than its factorization.

3132640305245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20873.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 3132640305245 its reverse (5425030462313), we get a palindrome (8557670767558).

The spelling of 3132640305245 in words is "three trillion, one hundred thirty-two billion, six hundred forty million, three hundred five thousand, two hundred forty-five".