3125143022320 has 40 divisors (see below), whose sum is σ = 7926499122480. Its totient is φ = 1136415644160.

The previous prime is 3125143022291. The next prime is 3125143022389. The reversal of 3125143022320 is 232203415213.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1775648565 + ... + 1775650324.

It is an arithmetic number, because the mean of its divisors is an integer number (198162478062).

Almost surely, 2^{3125143022320} is an apocalyptic number.

It is an amenable number.

3125143022320 is an abundant number, since it is smaller than the sum of its proper divisors (4801356100160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3125143022320 is a wasteful number, since it uses less digits than its factorization.

3125143022320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3551298913 (or 3551298907 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 3125143022320 its reverse (232203415213), we get a palindrome (3357346437533).

The spelling of 3125143022320 in words is "three trillion, one hundred twenty-five billion, one hundred forty-three million, twenty-two thousand, three hundred twenty".