7145322506 has 16 divisors (see below), whose sum is σ = 12275591424. Its totient is φ = 3055664304.

The previous prime is 7145322473. The next prime is 7145322521. The reversal of 7145322506 is 6052235417.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544685 + ... + 557648.

It is an arithmetic number, because the mean of its divisors is an integer number (767224464).

Almost surely, 2^7145322506 is an apocalyptic number.

7145322506 is a deficient number, since it is larger than the sum of its proper divisors (5130268918).

7145322506 is a wasteful number, since it uses less digits than its factorization.

7145322506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102805.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 7145322506 is about 84530.0094995854. The cubic root of 7145322506 is about 1926.0783304298.

The spelling of 7145322506 in words is "seven billion, one hundred forty-five million, three hundred twenty-two thousand, five hundred six".