2145744589632 has 112 divisors (see below), whose sum is σ = 6551316774912. Its totient is φ = 607117708800.

The previous prime is 2145744589627. The next prime is 2145744589669. The reversal of 2145744589632 is 2369854475412.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7611744 + ... + 7888607.

It is an arithmetic number, because the mean of its divisors is an integer number (58493899776).

Almost surely, 2^{2145744589632} is an apocalyptic number.

It is an amenable number.

2145744589632 is an abundant number, since it is smaller than the sum of its proper divisors (4405572185280).

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

2145744589632 is a wasteful number, since it uses less digits than its factorization.

2145744589632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15500476 (or 15500466 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 60.

The spelling of 2145744589632 in words is "two trillion, one hundred forty-five billion, seven hundred forty-four million, five hundred eighty-nine thousand, six hundred thirty-two".