5111344242 has 64 divisors (see below), whose sum is σ = 11973974400. Its totient is φ = 1611731520.

The previous prime is 5111344237. The next prime is 5111344267. The reversal of 5111344242 is 2424431115.

It is a super-2 number, since 2×5111344242² = 52251679920453109128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 773392 + ... + 779972.

It is an arithmetic number, because the mean of its divisors is an integer number (187093350).

Almost surely, 2^5111344242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5111344242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5986987200).

5111344242 is an abundant number, since it is smaller than the sum of its proper divisors (6862630158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5111344242 is a wasteful number, since it uses less digits than its factorization.

5111344242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7368 (or 7362 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 5111344242 is about 71493.6657473933. The cubic root of 5111344242 is about 1722.5759403606.

Adding to 5111344242 its reverse (2424431115), we get a palindrome (7535775357).

The spelling of 5111344242 in words is "five billion, one hundred eleven million, three hundred forty-four thousand, two hundred forty-two".