3641157036 has 240 divisors, whose sum is σ = 11577202560. Its totient is φ = 983508480.

The previous prime is 3641157011. The next prime is 3641157043. The reversal of 3641157036 is 6307511463.

3641157036 is a `hidden beast` number, since 3 + 641 + 1 + 5 + 7 + 0 + 3 + 6 = 666.

3641157036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1149591 + ... + 1152753.

It is an arithmetic number, because the mean of its divisors is an integer number (48238344).

Almost surely, 2^3641157036 is an apocalyptic number.

3641157036 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 3641157036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5788601280).

3641157036 is an abundant number, since it is smaller than the sum of its proper divisors (7936045524).

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

3641157036 is a wasteful number, since it uses less digits than its factorization.

3641157036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3226 (or 3215 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 3641157036 is about 60342.0005965994. Note that the first 3 decimals coincide. The cubic root of 3641157036 is about 1538.4373078294.

Adding to 3641157036 its reverse (6307511463), we get a palindrome (9948668499).

The spelling of 3641157036 in words is "three billion, six hundred forty-one million, one hundred fifty-seven thousand, thirty-six".