1545064536320 has 72 divisors (see below), whose sum is σ = 3701523067704. Its totient is φ = 617923837952.

The previous prime is 1545064536313. The next prime is 1545064536341. The reversal of 1545064536320 is 236354605451.

It can be written as a sum of positive squares in 4 ways, for example, as 1128285835264 + 416778701056 = 1062208^2 + 645584^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7912502 + ... + 8105418.

It is an arithmetic number, because the mean of its divisors is an integer number (51410042607).

Almost surely, 2^{1545064536320} is an apocalyptic number.

1545064536320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1545064536320 is an abundant number, since it is smaller than the sum of its proper divisors (2156458531384).

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

1545064536320 is an equidigital number, since it uses as much as digits as its factorization.

1545064536320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199195 (or 199181 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 1545064536320 in words is "one trillion, five hundred forty-five billion, sixty-four million, five hundred thirty-six thousand, three hundred twenty".