2619172106439 has 16 divisors (see below), whose sum is σ = 3991145783040. Its totient is φ = 1496659881600.

The previous prime is 2619172106431. The next prime is 2619172106477. The reversal of 2619172106439 is 9346012719162.

It is a happy number.

It is not a de Polignac number, because 2619172106439 - 2³ = 2619172106431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2619172106391 and 2619172106400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2619172106431) 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, 3879192 + ... + 4504050.

It is an arithmetic number, because the mean of its divisors is an integer number (249446611440).

Almost surely, 2^{2619172106439} is an apocalyptic number.

2619172106439 is a deficient number, since it is larger than the sum of its proper divisors (1371973676601).

2619172106439 is a wasteful number, since it uses less digits than its factorization.

2619172106439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824470.

The product of its (nonzero) digits is 979776, while the sum is 51.

The spelling of 2619172106439 in words is "two trillion, six hundred nineteen billion, one hundred seventy-two million, one hundred six thousand, four hundred thirty-nine".