3145242355522 has 4 divisors (see below), whose sum is σ = 4717863533286. Its totient is φ = 1572621177760.

The previous prime is 3145242355501. The next prime is 3145242355583. The reversal of 3145242355522 is 2255532425413.

It is a happy number.

3145242355522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 3139236260521 + 6006095001 = 1771789^2 + 77499^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 786310588879 + ... + 786310588882.

Almost surely, 2^{3145242355522} is an apocalyptic number.

3145242355522 is a deficient number, since it is larger than the sum of its proper divisors (1572621177764).

3145242355522 is a wasteful number, since it uses less digits than its factorization.

3145242355522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572621177763.

The product of its digits is 1440000, while the sum is 43.

The spelling of 3145242355522 in words is "three trillion, one hundred forty-five billion, two hundred forty-two million, three hundred fifty-five thousand, five hundred twenty-two".