2199023258144 has 48 divisors (see below), whose sum is σ = 4378455579960. Its totient is φ = 1087037276160.

The previous prime is 2199023258111. The next prime is 2199023258183. The reversal of 2199023258144 is 4418523209912.

It can be written as a sum of positive squares in 4 ways, for example, as 1099587126544 + 1099436131600 = 1048612^2 + 1048540^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2199023258092 and 2199023258101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29219924 + ... + 29295084.

Almost surely, 2^{2199023258144} is an apocalyptic number.

It is an amenable number.

2199023258144 is a deficient number, since it is larger than the sum of its proper divisors (2179432321816).

2199023258144 is a wasteful number, since it uses less digits than its factorization.

2199023258144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85533 (or 85525 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 2199023258144 in words is "two trillion, one hundred ninety-nine billion, twenty-three million, two hundred fifty-eight thousand, one hundred forty-four".