3618422145 has 64 divisors (see below), whose sum is σ = 7151155200. Its totient is φ = 1723887360.

The previous prime is 3618422131. The next prime is 3618422147. The reversal of 3618422145 is 5412248163.

It is a happy number.

3618422145 is a `hidden beast` number, since 3 + 618 + 4 + 22 + 14 + 5 = 666.

It is not a de Polignac number, because 3618422145 - 2⁵ = 3618422113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3618422147) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21151 + ... + 87659.

It is an arithmetic number, because the mean of its divisors is an integer number (111736800).

Almost surely, 2^3618422145 is an apocalyptic number.

It is an amenable number.

3618422145 is a deficient number, since it is larger than the sum of its proper divisors (3532733055).

3618422145 is a wasteful number, since it uses less digits than its factorization.

3618422145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66567 (or 66561 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 3618422145 is about 60153.3219780919. The cubic root of 3618422145 is about 1535.2286891323.

The spelling of 3618422145 in words is "three billion, six hundred eighteen million, four hundred twenty-two thousand, one hundred forty-five".