3561581351436 has 48 divisors (see below), whose sum is σ = 8410789123968. Its totient is φ = 1172847312000.

The previous prime is 3561581351389. The next prime is 3561581351551. The reversal of 3561581351436 is 6341531851653.

3561581351436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38649576 + ... + 38741616.

It is an arithmetic number, because the mean of its divisors is an integer number (175224773416).

Almost surely, 2^{3561581351436} is an apocalyptic number.

It is an amenable number.

3561581351436 is an abundant number, since it is smaller than the sum of its proper divisors (4849207772532).

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

3561581351436 is a wasteful number, since it uses less digits than its factorization.

3561581351436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130982 (or 130980 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 51.

The spelling of 3561581351436 in words is "three trillion, five hundred sixty-one billion, five hundred eighty-one million, three hundred fifty-one thousand, four hundred thirty-six".