189760488634320 has 40 divisors (see below), whose sum is σ = 588257514767136. Its totient is φ = 50602796969088.

The previous prime is 189760488634319. The next prime is 189760488634529. The reversal of 189760488634320 is 23436884067981.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395334351082 + ... + 395334351561.

Almost surely, 2^{189760488634320} is an apocalyptic number.

189760488634320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

189760488634320 is an abundant number, since it is smaller than the sum of its proper divisors (398497026132816).

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

189760488634320 is a wasteful number, since it uses less digits than its factorization.

189760488634320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790668702659 (or 790668702653 counting only the distinct ones).

The product of its (nonzero) digits is 334430208, while the sum is 69.

The spelling of 189760488634320 in words is "one hundred eighty-nine trillion, seven hundred sixty billion, four hundred eighty-eight million, six hundred thirty-four thousand, three hundred twenty".