5001229659551 has 4 divisors (see below), whose sum is σ = 5003097883992. Its totient is φ = 4999361435112.

The previous prime is 5001229659539. The next prime is 5001229659583. The reversal of 5001229659551 is 1559569221005.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5001229659551 is a prime.

It is a super-2 number, since 2×5001229659551² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5001229659551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5001229659451) 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, 934108205 + ... + 934113558.

It is an arithmetic number, because the mean of its divisors is an integer number (1250774470998).

Almost surely, 2^{5001229659551} is an apocalyptic number.

5001229659551 is a deficient number, since it is larger than the sum of its proper divisors (1868224441).

5001229659551 is a wasteful number, since it uses less digits than its factorization.

5001229659551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868224440.

The product of its (nonzero) digits is 1215000, while the sum is 50.

The spelling of 5001229659551 in words is "five trillion, one billion, two hundred twenty-nine million, six hundred fifty-nine thousand, five hundred fifty-one".