749081955229 has 2 divisors, whose sum is σ = 749081955230. Its totient is φ = 749081955228.

The previous prime is 749081955173. The next prime is 749081955253. The reversal of 749081955229 is 922559180947.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 744234036100 + 4847919129 = 862690^2 + 69627^2 .

It is a cyclic number.

It is not a de Polignac number, because 749081955229 - 2¹⁵ = 749081922461 is a prime.

It is a super-2 number, since 2×749081955229² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (749081955289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374540977614 + 374540977615.

It is an arithmetic number, because the mean of its divisors is an integer number (374540977615).

Almost surely, 2^749081955229 is an apocalyptic number.

It is an amenable number.

749081955229 is a deficient number, since it is larger than the sum of its proper divisors (1).

749081955229 is an equidigital number, since it uses as much as digits as its factorization.

749081955229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16329600, while the sum is 61.

The spelling of 749081955229 in words is "seven hundred forty-nine billion, eighty-one million, nine hundred fifty-five thousand, two hundred twenty-nine".