40134558187349 has 2 divisors, whose sum is σ = 40134558187350. Its totient is φ = 40134558187348.

The previous prime is 40134558187259. The next prime is 40134558187357. The reversal of 40134558187349 is 94378185543104.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37613909788324 + 2520648399025 = 6133018^2 + 1587655^2 .

It is a cyclic number.

It is not a de Polignac number, because 40134558187349 - 2¹⁶ = 40134558121813 is a prime.

It is a super-3 number, since 3×40134558187349³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 40134558187291 and 40134558187300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40134558187369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20067279093674 + 20067279093675.

It is an arithmetic number, because the mean of its divisors is an integer number (20067279093675).

Almost surely, 2^{40134558187349} is an apocalyptic number.

It is an amenable number.

40134558187349 is a deficient number, since it is larger than the sum of its proper divisors (1).

40134558187349 is an equidigital number, since it uses as much as digits as its factorization.

40134558187349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58060800, while the sum is 62.

The spelling of 40134558187349 in words is "forty trillion, one hundred thirty-four billion, five hundred fifty-eight million, one hundred eighty-seven thousand, three hundred forty-nine".