3472771012945 has 12 divisors (see below), whose sum is σ = 4512547423836. Its totient is φ = 2564507824320.

The previous prime is 3472771012891. The next prime is 3472771012987. The reversal of 3472771012945 is 5492101772743.

It can be written as a sum of positive squares in 6 ways, for example, as 823425575184 + 2649345437761 = 907428^2 + 1627681^2 .

It is not a de Polignac number, because 3472771012945 - 2⁷ = 3472771012817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3472771012892 and 3472771012901.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2054893246 + ... + 2054894935.

It is an arithmetic number, because the mean of its divisors is an integer number (376045618653).

Almost surely, 2^{3472771012945} is an apocalyptic number.

It is an amenable number.

3472771012945 is a deficient number, since it is larger than the sum of its proper divisors (1039776410891).

3472771012945 is a wasteful number, since it uses less digits than its factorization.

3472771012945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109788212 (or 4109788199 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 52.

The spelling of 3472771012945 in words is "three trillion, four hundred seventy-two billion, seven hundred seventy-one million, twelve thousand, nine hundred forty-five".