1023581560045 has 64 divisors (see below), whose sum is σ = 1368562314240. Its totient is φ = 728728000000.

The previous prime is 1023581560037. The next prime is 1023581560063. The reversal of 1023581560045 is 5400651853201.

It is not a de Polignac number, because 1023581560045 - 2³ = 1023581560037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 314849670 + ... + 314852920.

It is an arithmetic number, because the mean of its divisors is an integer number (21383786160).

Almost surely, 2^{1023581560045} is an apocalyptic number.

It is an amenable number.

1023581560045 is a deficient number, since it is larger than the sum of its proper divisors (344980754195).

1023581560045 is a wasteful number, since it uses less digits than its factorization.

1023581560045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978.

The product of its (nonzero) digits is 144000, while the sum is 40.

The spelling of 1023581560045 in words is "one trillion, twenty-three billion, five hundred eighty-one million, five hundred sixty thousand, forty-five".