3147225625465 has 16 divisors (see below), whose sum is σ = 4000445115408. Its totient is φ = 2368717387776.

The previous prime is 3147225625459. The next prime is 3147225625469. The reversal of 3147225625465 is 5645265227413.

It can be written as a sum of positive squares in 8 ways, for example, as 98252156304 + 3048973469161 = 313452^2 + 1746131^2 .

It is not a de Polignac number, because 3147225625465 - 2⁹ = 3147225624953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3147225625469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7275882 + ... + 7696291.

It is an arithmetic number, because the mean of its divisors is an integer number (250027819713).

Almost surely, 2^{3147225625465} is an apocalyptic number.

It is an amenable number.

3147225625465 is a deficient number, since it is larger than the sum of its proper divisors (853219489943).

3147225625465 is a wasteful number, since it uses less digits than its factorization.

3147225625465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14974668.

The product of its digits is 12096000, while the sum is 52.

The spelling of 3147225625465 in words is "three trillion, one hundred forty-seven billion, two hundred twenty-five million, six hundred twenty-five thousand, four hundred sixty-five".