5155414421 has 8 divisors (see below), whose sum is σ = 5322873600. Its totient is φ = 4988027520.

The previous prime is 5155414417. The next prime is 5155414423. The reversal of 5155414421 is 1244145515.

It is a happy number.

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 5155414421 - 2² = 5155414417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5155414423) 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, 152645 + ... + 183333.

It is an arithmetic number, because the mean of its divisors is an integer number (665359200).

Almost surely, 2^5155414421 is an apocalyptic number.

It is an amenable number.

5155414421 is a deficient number, since it is larger than the sum of its proper divisors (167459179).

5155414421 is a wasteful number, since it uses less digits than its factorization.

5155414421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36139.

The product of its digits is 16000, while the sum is 32.

The square root of 5155414421 is about 71801.2146206455. The cubic root of 5155414421 is about 1727.5124819841.

Adding to 5155414421 its reverse (1244145515), we get a palindrome (6399559936).

The spelling of 5155414421 in words is "five billion, one hundred fifty-five million, four hundred fourteen thousand, four hundred twenty-one".