32145703020720 has 400 divisors, whose sum is σ = 113669756053920. Its totient is φ = 8417199587328.

The previous prime is 32145703020719. The next prime is 32145703020793. The reversal of 32145703020720 is 2702030754123.

32145703020720 is a `hidden beast` number, since 3 + 2 + 14 + 570 + 3 + 0 + 2 + 0 + 72 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 335246704 + ... + 335342576.

Almost surely, 2^{32145703020720} is an apocalyptic number.

32145703020720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32145703020720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56834878026960).

32145703020720 is an abundant number, since it is smaller than the sum of its proper divisors (81524053033200).

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

32145703020720 is a wasteful number, since it uses less digits than its factorization.

32145703020720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96834 (or 96819 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

Adding to 32145703020720 its reverse (2702030754123), we get a palindrome (34847733774843).

The spelling of 32145703020720 in words is "thirty-two trillion, one hundred forty-five billion, seven hundred three million, twenty thousand, seven hundred twenty".