3561136991141 has 4 divisors (see below), whose sum is σ = 3676012377984. Its totient is φ = 3446261604300.

The previous prime is 3561136991131. The next prime is 3561136991173. The reversal of 3561136991141 is 1411996311653.

3561136991141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3561136991141 - 2⁶ = 3561136991077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3561136991141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561136991101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57437693375 + ... + 57437693436.

It is an arithmetic number, because the mean of its divisors is an integer number (919003094496).

Almost surely, 2^{3561136991141} is an apocalyptic number.

3561136991141 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3561136991141 is a deficient number, since it is larger than the sum of its proper divisors (114875386843).

3561136991141 is a wasteful number, since it uses less digits than its factorization.

3561136991141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114875386842.

The product of its digits is 524880, while the sum is 50.

The spelling of 3561136991141 in words is "three trillion, five hundred sixty-one billion, one hundred thirty-six million, nine hundred ninety-one thousand, one hundred forty-one".