306145002145522 has 32 divisors (see below), whose sum is σ = 471326408192304. Its totient is φ = 149050895155200.

The previous prime is 306145002145511. The next prime is 306145002145637. The reversal of 306145002145522 is 225541200541603.

It can be written as a sum of positive squares in 8 ways, for example, as 34688106694921 + 271456895450601 = 5889661^2 + 16475949^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87247248 + ... + 90688324.

Almost surely, 2^{306145002145522} is an apocalyptic number.

306145002145522 is a deficient number, since it is larger than the sum of its proper divisors (165181406046782).

306145002145522 is a wasteful number, since it uses less digits than its factorization.

306145002145522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443214.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 306145002145522 in words is "three hundred six trillion, one hundred forty-five billion, two million, one hundred forty-five thousand, five hundred twenty-two".