3654251745 has 16 divisors (see below), whose sum is σ = 6190732800. Its totient is φ = 1834290944.

The previous prime is 3654251737. The next prime is 3654251747. The reversal of 3654251745 is 5471524563.

It is a cyclic number.

It is not a de Polignac number, because 3654251745 - 2³ = 3654251737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3654251697 and 3654251706.

It is not an unprimeable number, because it can be changed into a prime (3654251747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7164945 + ... + 7165454.

It is an arithmetic number, because the mean of its divisors is an integer number (386920800).

Almost surely, 2^3654251745 is an apocalyptic number.

It is an amenable number.

3654251745 is a deficient number, since it is larger than the sum of its proper divisors (2536481055).

3654251745 is a wasteful number, since it uses less digits than its factorization.

3654251745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14330424.

The product of its digits is 504000, while the sum is 42.

The square root of 3654251745 is about 60450.4073187270. The cubic root of 3654251745 is about 1540.2793310422.

The spelling of 3654251745 in words is "three billion, six hundred fifty-four million, two hundred fifty-one thousand, seven hundred forty-five".