5445251242 has 32 divisors (see below), whose sum is σ = 8609587200. Its totient is φ = 2577934128.

The previous prime is 5445251221. The next prime is 5445251263. The reversal of 5445251242 is 2421525445.

It is an interprime number because it is at equal distance from previous prime (5445251221) and next prime (5445251263).

It is a super-2 number, since 2×5445251242² = 59301522177005085128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5445251198 and 5445251207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1966543 + ... + 1969309.

It is an arithmetic number, because the mean of its divisors is an integer number (269049600).

Almost surely, 2^5445251242 is an apocalyptic number.

5445251242 is a deficient number, since it is larger than the sum of its proper divisors (3164335958).

5445251242 is a wasteful number, since it uses less digits than its factorization.

5445251242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3210.

The product of its digits is 64000, while the sum is 34.

The square root of 5445251242 is about 73791.9456444943. The cubic root of 5445251242 is about 1759.2975892407.

Adding to 5445251242 its reverse (2421525445), we get a palindrome (7866776687).

The spelling of 5445251242 in words is "five billion, four hundred forty-five million, two hundred fifty-one thousand, two hundred forty-two".