3561054442578 has 48 divisors (see below), whose sum is σ = 7806257387136. Its totient is φ = 1173116599200.

The previous prime is 3561054442571. The next prime is 3561054442579. The reversal of 3561054442578 is 8752444501653.

3561054442578 is a `hidden beast` number, since 3 + 5 + 6 + 1 + 0 + 544 + 4 + 25 + 78 = 666.

3561054442578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3561054442578² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3561054442571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 796026 + ... + 2784917.

It is an arithmetic number, because the mean of its divisors is an integer number (162630362232).

Almost surely, 2^{3561054442578} is an apocalyptic number.

3561054442578 is an abundant number, since it is smaller than the sum of its proper divisors (4245202944558).

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

3561054442578 is a wasteful number, since it uses less digits than its factorization.

3561054442578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3581599 (or 3581596 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 54.

The spelling of 3561054442578 in words is "three trillion, five hundred sixty-one billion, fifty-four million, four hundred forty-two thousand, five hundred seventy-eight".