2145253411004 has 24 divisors (see below), whose sum is σ = 4099005364608. Its totient is φ = 974276715440.

The previous prime is 2145253410991. The next prime is 2145253411027. The reversal of 2145253411004 is 4001143525412.

It is a super-2 number, since 2×2145253411004² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 20910032 + ... + 21012375.

It is an arithmetic number, because the mean of its divisors is an integer number (170791890192).

Almost surely, 2^{2145253411004} is an apocalyptic number.

It is an amenable number.

2145253411004 is a deficient number, since it is larger than the sum of its proper divisors (1953751953604).

2145253411004 is a wasteful number, since it uses less digits than its factorization.

2145253411004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41923585 (or 41923583 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 2145253411004 its reverse (4001143525412), we get a palindrome (6146396936416).

The spelling of 2145253411004 in words is "two trillion, one hundred forty-five billion, two hundred fifty-three million, four hundred eleven thousand, four".