3655995546 has 48 divisors (see below), whose sum is σ = 8541244800. Its totient is φ = 1040215680.

The previous prime is 3655995529. The next prime is 3655995547. The reversal of 3655995546 is 6455995563.

It is not an unprimeable number, because it can be changed into a prime (3655995547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45055 + ... + 96653.

It is an arithmetic number, because the mean of its divisors is an integer number (177942600).

Almost surely, 2^3655995546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3655995546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4270622400).

3655995546 is an abundant number, since it is smaller than the sum of its proper divisors (4885249254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3655995546 is a wasteful number, since it uses less digits than its factorization.

3655995546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51859 (or 51852 counting only the distinct ones).

The product of its digits is 21870000, while the sum is 57.

The square root of 3655995546 is about 60464.8290000063. The cubic root of 3655995546 is about 1540.5242980648.

The spelling of 3655995546 in words is "three billion, six hundred fifty-five million, nine hundred ninety-five thousand, five hundred forty-six".