119944066521 has 4 divisors (see below), whose sum is σ = 159925422032. Its totient is φ = 79962711012.

The previous prime is 119944066519. The next prime is 119944066537. The reversal of 119944066521 is 125660449911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 119944066521 - 2¹ = 119944066519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (119944066421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19990677751 + ... + 19990677756.

It is an arithmetic number, because the mean of its divisors is an integer number (39981355508).

Almost surely, 2^119944066521 is an apocalyptic number.

It is an amenable number.

119944066521 is a deficient number, since it is larger than the sum of its proper divisors (39981355511).

119944066521 is an equidigital number, since it uses as much as digits as its factorization.

119944066521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39981355510.

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 119944066521 in words is "one hundred nineteen billion, nine hundred forty-four million, sixty-six thousand, five hundred twenty-one".