2245619519 has 48 divisors (see below), whose sum is σ = 2818919040. Its totient is φ = 1772020800.

The previous prime is 2245619479. The next prime is 2245619543. The reversal of 2245619519 is 9159165422.

It is not a de Polignac number, because 2245619519 - 2²⁴ = 2228842303 is a prime.

It is a super-2 number, since 2×2245619519² = 10085614048227582722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2245619519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245619599) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6784184 + ... + 6784514.

It is an arithmetic number, because the mean of its divisors is an integer number (58727480).

Almost surely, 2^2245619519 is an apocalyptic number.

2245619519 is a deficient number, since it is larger than the sum of its proper divisors (573299521).

2245619519 is a wasteful number, since it uses less digits than its factorization.

2245619519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 601 counting only the distinct ones).

The product of its digits is 194400, while the sum is 44.

The square root of 2245619519 is about 47387.9680826262. The cubic root of 2245619519 is about 1309.5197662834.

The spelling of 2245619519 in words is "two billion, two hundred forty-five million, six hundred nineteen thousand, five hundred nineteen".