1924019275145 has 12 divisors (see below), whose sum is σ = 2537797325700. Its totient is φ = 1399286745120.

The previous prime is 1924019275127. The next prime is 1924019275153. The reversal of 1924019275145 is 5415729104291.

It can be written as a sum of positive squares in 2 ways, for example, as 725800059721 + 1198219215424 = 851939^2 + 1094632^2 .

It is not a de Polignac number, because 1924019275145 - 2⁶ = 1924019275081 is a prime.

It is a super-2 number, since 2×1924019275145² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1924019275093 and 1924019275102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1590097970 + ... + 1590099179.

It is an arithmetic number, because the mean of its divisors is an integer number (211483110475).

Almost surely, 2^{1924019275145} is an apocalyptic number.

It is an amenable number.

1924019275145 is a deficient number, since it is larger than the sum of its proper divisors (613778050555).

1924019275145 is a wasteful number, since it uses less digits than its factorization.

1924019275145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3180197176 (or 3180197165 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 50.

The spelling of 1924019275145 in words is "one trillion, nine hundred twenty-four billion, nineteen million, two hundred seventy-five thousand, one hundred forty-five".