189896371355 has 16 divisors (see below), whose sum is σ = 229605731040. Its totient is φ = 150764571648.

The previous prime is 189896371339. The next prime is 189896371361. The reversal of 189896371355 is 553173698981.

It is a cyclic number.

It is not a de Polignac number, because 189896371355 - 2⁴ = 189896371339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 189896371291 and 189896371300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1749449 + ... + 1854821.

It is an arithmetic number, because the mean of its divisors is an integer number (14350358190).

Almost surely, 2^189896371355 is an apocalyptic number.

189896371355 is a deficient number, since it is larger than the sum of its proper divisors (39709359685).

189896371355 is a wasteful number, since it uses less digits than its factorization.

189896371355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108110.

The product of its digits is 48988800, while the sum is 65.

The spelling of 189896371355 in words is "one hundred eighty-nine billion, eight hundred ninety-six million, three hundred seventy-one thousand, three hundred fifty-five".