3147225250545 has 48 divisors (see below), whose sum is σ = 5584671333072. Its totient is φ = 1639135180800.

The previous prime is 3147225250529. The next prime is 3147225250573. The reversal of 3147225250545 is 5450525227413.

It is a happy number.

3147225250545 is a `hidden beast` number, since 3 + 1 + 4 + 7 + 2 + 2 + 52 + 50 + 545 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 171714099456 + 2975511151089 = 414384^2 + 1724967^2 .

It is not a de Polignac number, because 3147225250545 - 2⁴ = 3147225250529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3147225250545.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4411084 + ... + 5074653.

It is an arithmetic number, because the mean of its divisors is an integer number (116347319439).

Almost surely, 2^{3147225250545} is an apocalyptic number.

It is an amenable number.

3147225250545 is a deficient number, since it is larger than the sum of its proper divisors (2437446082527).

3147225250545 is a wasteful number, since it uses less digits than its factorization.

3147225250545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9485922 (or 9485919 counting only the distinct ones).

The product of its (nonzero) digits is 1680000, while the sum is 45.

The spelling of 3147225250545 in words is "three trillion, one hundred forty-seven billion, two hundred twenty-five million, two hundred fifty thousand, five hundred forty-five".