3561254136 has 48 divisors (see below), whose sum is σ = 10521889560. Its totient is φ = 1079167680.

The previous prime is 3561254131. The next prime is 3561254161. The reversal of 3561254136 is 6314521653.

3561254136 is a `hidden beast` number, since 3 + 5 + 612 + 5 + 4 + 1 + 36 = 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 3561254136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561254131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2247475 + ... + 2249058.

Almost surely, 2^3561254136 is an apocalyptic number.

3561254136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3561254136 is an abundant number, since it is smaller than the sum of its proper divisors (6960635424).

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

3561254136 is a wasteful number, since it uses less digits than its factorization.

3561254136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4496556 (or 4496549 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 3561254136 is about 59676.2443188242. The cubic root of 3561254136 is about 1527.1006272759.

Adding to 3561254136 its reverse (6314521653), we get a palindrome (9875775789).

The spelling of 3561254136 in words is "three billion, five hundred sixty-one million, two hundred fifty-four thousand, one hundred thirty-six".