2619780522473 has 16 divisors (see below), whose sum is σ = 2639565726336. Its totient is φ = 2600079448320.

The previous prime is 2619780522449. The next prime is 2619780522547. The reversal of 2619780522473 is 3742250879162.

It is a cyclic number.

It is not a de Polignac number, because 2619780522473 - 2³⁸ = 2344902615529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2619780522173) 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, 160981265 + ... + 160997537.

It is an arithmetic number, because the mean of its divisors is an integer number (164972857896).

It is a 1-persistent number, because it is pandigital, but 2⋅2619780522473 = 5239561044946 is not.

Almost surely, 2^{2619780522473} is an apocalyptic number.

It is an amenable number.

2619780522473 is a deficient number, since it is larger than the sum of its proper divisors (19785203863).

2619780522473 is a wasteful number, since it uses less digits than its factorization.

2619780522473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18784.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 2619780522473 in words is "two trillion, six hundred nineteen billion, seven hundred eighty million, five hundred twenty-two thousand, four hundred seventy-three".