5551634797 has 2 divisors, whose sum is σ = 5551634798. Its totient is φ = 5551634796.

The previous prime is 5551634741. The next prime is 5551634813. The reversal of 5551634797 is 7974361555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4027044681 + 1524590116 = 63459^2 + 39046^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5551634797 is a prime.

It is a super-2 number, since 2×5551634797² = 61641297838522462418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5551634717) 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 as a sum of consecutive naturals, namely, 2775817398 + 2775817399.

It is an arithmetic number, because the mean of its divisors is an integer number (2775817399).

Almost surely, 2^5551634797 is an apocalyptic number.

It is an amenable number.

5551634797 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551634797 is an equidigital number, since it uses as much as digits as its factorization.

5551634797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3969000, while the sum is 52.

The square root of 5551634797 is about 74509.2933599561. The cubic root of 5551634797 is about 1770.6808744849.

The spelling of 5551634797 in words is "five billion, five hundred fifty-one million, six hundred thirty-four thousand, seven hundred ninety-seven".