3540306613225 has 12 divisors (see below), whose sum is σ = 4433445354060. Its totient is φ = 2804203256000.

The previous prime is 3540306613211. The next prime is 3540306613243. The reversal of 3540306613225 is 5223166030453.

It can be written as a sum of positive squares in 6 ways, for example, as 298967274841 + 3241339338384 = 546779^2 + 1800372^2 .

It is not a de Polignac number, because 3540306613225 - 2²⁵ = 3540273058793 is a prime.

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, 701048290 + ... + 701053339.

It is an arithmetic number, because the mean of its divisors is an integer number (369453779505).

Almost surely, 2^{3540306613225} is an apocalyptic number.

It is an amenable number.

3540306613225 is a deficient number, since it is larger than the sum of its proper divisors (893138740835).

3540306613225 is a wasteful number, since it uses less digits than its factorization.

3540306613225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402101740 (or 1402101735 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 40.

The spelling of 3540306613225 in words is "three trillion, five hundred forty billion, three hundred six million, six hundred thirteen thousand, two hundred twenty-five".