3055640436 has 144 divisors (see below), whose sum is σ = 8445825024. Its totient is φ = 964076256.

The previous prime is 3055640407. The next prime is 3055640437. The reversal of 3055640436 is 6340465503.

3055640436 is a `hidden beast` number, since 3 + 0 + 5 + 5 + 640 + 4 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3055640436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3055640437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2302005 + ... + 2303331.

Almost surely, 2^3055640436 is an apocalyptic number.

3055640436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3055640436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4222912512).

3055640436 is an abundant number, since it is smaller than the sum of its proper divisors (5390184588).

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

3055640436 is a wasteful number, since it uses less digits than its factorization.

3055640436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472 (or 1458 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 3055640436 is about 55277.8476064327. The cubic root of 3055640436 is about 1451.1113851142. Note that the first 3 decimals are identical.

The spelling of 3055640436 in words is "three billion, fifty-five million, six hundred forty thousand, four hundred thirty-six".