2489147122479 has 8 divisors (see below), whose sum is σ = 3318870875520. Its totient is φ = 1659427392216.

The previous prime is 2489147122447. The next prime is 2489147122489. The reversal of 2489147122479 is 9742217419842.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2489147122479 - 2⁵ = 2489147122447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2489147122489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022302 + ... + 2454260.

It is an arithmetic number, because the mean of its divisors is an integer number (414858859440).

Almost surely, 2^{2489147122479} is an apocalyptic number.

2489147122479 is a deficient number, since it is larger than the sum of its proper divisors (829723753041).

2489147122479 is a wasteful number, since it uses less digits than its factorization.

2489147122479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011389.

The product of its digits is 16257024, while the sum is 60.

The spelling of 2489147122479 in words is "two trillion, four hundred eighty-nine billion, one hundred forty-seven million, one hundred twenty-two thousand, four hundred seventy-nine".