146984048639 has 4 divisors (see below), whose sum is σ = 147420203424. Its totient is φ = 146547893856.

The previous prime is 146984048623. The next prime is 146984048641. The reversal of 146984048639 is 936840489641.

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

It is a cyclic number.

It is not a de Polignac number, because 146984048639 - 2⁴ = 146984048623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146984038639) 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, 218076887 + ... + 218077560.

It is an arithmetic number, because the mean of its divisors is an integer number (36855050856).

Almost surely, 2^146984048639 is an apocalyptic number.

146984048639 is a deficient number, since it is larger than the sum of its proper divisors (436154785).

146984048639 is an equidigital number, since it uses as much as digits as its factorization.

146984048639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436154784.

The product of its (nonzero) digits is 35831808, while the sum is 62.

The spelling of 146984048639 in words is "one hundred forty-six billion, nine hundred eighty-four million, forty-eight thousand, six hundred thirty-nine".