120065243951489 has 4 divisors (see below), whose sum is σ = 122100248086320. Its totient is φ = 118030239816660.

The previous prime is 120065243951479. The next prime is 120065243951491. The reversal of 120065243951489 is 984159342560021.

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 a cyclic number.

It is not a de Polignac number, because 120065243951489 - 2³⁶ = 119996524474753 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59), and also a Moran number because the ratio is a prime number: 2035004134771 = 120065243951489 / (1 + 2 + 0 + 0 + 6 + 5 + 2 + 4 + 3 + 9 + 5 + 1 + 4 + 8 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120065243951479) 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, 1017502067327 + ... + 1017502067444.

It is an arithmetic number, because the mean of its divisors is an integer number (30525062021580).

Almost surely, 2^{120065243951489} is an apocalyptic number.

It is an amenable number.

120065243951489 is a deficient number, since it is larger than the sum of its proper divisors (2035004134831).

120065243951489 is an equidigital number, since it uses as much as digits as its factorization.

120065243951489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035004134830.

The product of its (nonzero) digits is 18662400, while the sum is 59.

The spelling of 120065243951489 in words is "one hundred twenty trillion, sixty-five billion, two hundred forty-three million, nine hundred fifty-one thousand, four hundred eighty-nine".