1045561450641 has 8 divisors (see below), whose sum is σ = 1394526346464. Its totient is φ = 696818760960.

The previous prime is 1045561450603. The next prime is 1045561450651. The reversal of 1045561450641 is 1460541655401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1045561450641 - 2¹⁴ = 1045561434257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1045561450593 and 1045561450602.

It is not an unprimeable number, because it can be changed into a prime (1045561450651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55540555 + ... + 55559376.

It is an arithmetic number, because the mean of its divisors is an integer number (174315793308).

Almost surely, 2^{1045561450641} is an apocalyptic number.

It is an amenable number.

1045561450641 is a deficient number, since it is larger than the sum of its proper divisors (348964895823).

1045561450641 is a wasteful number, since it uses less digits than its factorization.

1045561450641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111103071.

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 1045561450641 in words is "one trillion, forty-five billion, five hundred sixty-one million, four hundred fifty thousand, six hundred forty-one".