2152823533770 has 256 divisors, whose sum is σ = 6446769315840. Its totient is φ = 447998155776.

The previous prime is 2152823533727. The next prime is 2152823533879. The reversal of 2152823533770 is 773353282512.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 66877099 + ... + 66909281.

It is an arithmetic number, because the mean of its divisors is an integer number (25182692640).

Almost surely, 2^{2152823533770} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2152823533770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3223384657920).

2152823533770 is an abundant number, since it is smaller than the sum of its proper divisors (4293945782070).

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

2152823533770 is a wasteful number, since it uses less digits than its factorization.

2152823533770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32549.

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 2152823533770 in words is "two trillion, one hundred fifty-two billion, eight hundred twenty-three million, five hundred thirty-three thousand, seven hundred seventy".