189243814151 has 4 divisors (see below), whose sum is σ = 216278644752. Its totient is φ = 162208983552.

The previous prime is 189243814093. The next prime is 189243814153. The reversal of 189243814151 is 151418342981.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 189243814151 - 2¹⁴ = 189243797767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 189243814096 and 189243814105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189243814153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13517415290 + ... + 13517415303.

It is an arithmetic number, because the mean of its divisors is an integer number (54069661188).

Almost surely, 2^189243814151 is an apocalyptic number.

189243814151 is a deficient number, since it is larger than the sum of its proper divisors (27034830601).

189243814151 is an equidigital number, since it uses as much as digits as its factorization.

189243814151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27034830600.

The product of its digits is 276480, while the sum is 47.

The spelling of 189243814151 in words is "one hundred eighty-nine billion, two hundred forty-three million, eight hundred fourteen thousand, one hundred fifty-one".