2949321642919 has 16 divisors (see below), whose sum is σ = 3128752535040. Its totient is φ = 2770554165120.

The previous prime is 2949321642907. The next prime is 2949321642997. The reversal of 2949321642919 is 9192461239492.

It is a cyclic number.

It is not a de Polignac number, because 2949321642919 - 2¹⁹ = 2949321118631 is a prime.

It is a super-2 number, since 2×2949321642919² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2949321642019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29873932 + ... + 29972494.

It is an arithmetic number, because the mean of its divisors is an integer number (195547033440).

Almost surely, 2^{2949321642919} is an apocalyptic number.

2949321642919 is a deficient number, since it is larger than the sum of its proper divisors (179430892121).

2949321642919 is a wasteful number, since it uses less digits than its factorization.

2949321642919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101910.

The product of its digits is 15116544, while the sum is 61.

The spelling of 2949321642919 in words is "two trillion, nine hundred forty-nine billion, three hundred twenty-one million, six hundred forty-two thousand, nine hundred nineteen".