5111212342454 has 8 divisors (see below), whose sum is σ = 7684125103080. Its totient is φ = 2549837308096.

The previous prime is 5111212342451. The next prime is 5111212342559. The reversal of 5111212342454 is 4542432121115.

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

It is a super-2 number, since 2×5111212342454² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111212342451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2884430459 + ... + 2884432230.

It is an arithmetic number, because the mean of its divisors is an integer number (960515637885).

Almost surely, 2^{5111212342454} is an apocalyptic number.

5111212342454 is a deficient number, since it is larger than the sum of its proper divisors (2572912760626).

5111212342454 is a wasteful number, since it uses less digits than its factorization.

5111212342454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5768863134.

The product of its digits is 38400, while the sum is 35.

Adding to 5111212342454 its reverse (4542432121115), we get a palindrome (9653644463569).

The spelling of 5111212342454 in words is "five trillion, one hundred eleven billion, two hundred twelve million, three hundred forty-two thousand, four hundred fifty-four".