2445128521123 has 8 divisors (see below), whose sum is σ = 2613668664096. Its totient is φ = 2281774228800.

The previous prime is 2445128521111. The next prime is 2445128521133. The reversal of 2445128521123 is 3211258215442.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2445128521123 - 2¹⁷ = 2445128390051 is a prime.

It is a super-2 number, since 2×2445128521123² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2445128521103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1296461688 + ... + 1296463573.

It is an arithmetic number, because the mean of its divisors is an integer number (326708583012).

Almost surely, 2^{2445128521123} is an apocalyptic number.

2445128521123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2445128521123 is a deficient number, since it is larger than the sum of its proper divisors (168540142973).

2445128521123 is a wasteful number, since it uses less digits than its factorization.

2445128521123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592925325.

The product of its digits is 153600, while the sum is 40.

The spelling of 2445128521123 in words is "two trillion, four hundred forty-five billion, one hundred twenty-eight million, five hundred twenty-one thousand, one hundred twenty-three".