5215532551 has 8 divisors (see below), whose sum is σ = 5373630864. Its totient is φ = 5058905280.

The previous prime is 5215532507. The next prime is 5215532573. The reversal of 5215532551 is 1552355125.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5215532551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5215532501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360561 + ... + 374746.

It is an arithmetic number, because the mean of its divisors is an integer number (671703858).

Almost surely, 2^5215532551 is an apocalyptic number.

5215532551 is a deficient number, since it is larger than the sum of its proper divisors (158098313).

5215532551 is a wasteful number, since it uses less digits than its factorization.

5215532551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735521.

The product of its digits is 37500, while the sum is 34.

The square root of 5215532551 is about 72218.6440678583. The cubic root of 5215532551 is about 1734.2014835716.

Adding to 5215532551 its reverse (1552355125), we get a palindrome (6767887676).

The spelling of 5215532551 in words is "five billion, two hundred fifteen million, five hundred thirty-two thousand, five hundred fifty-one".