158040877396249 has 4 divisors (see below), whose sum is σ = 158040904612864. Its totient is φ = 158040850179636.

The previous prime is 158040877396219. The next prime is 158040877396279. The reversal of 158040877396249 is 942693778040851.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (158040877396219) and next prime (158040877396279).

It is a cyclic number.

It is not a de Polignac number, because 158040877396249 - 2⁵ = 158040877396217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158040877396219) 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, 1010997 + ... + 17807410.

It is an arithmetic number, because the mean of its divisors is an integer number (39510226153216).

It is a 2-persistent number, because it is pandigital, and so is 2⋅158040877396249 = 316081754792498, but 3⋅158040877396249 = 474122632188747 is not.

Almost surely, 2^{158040877396249} is an apocalyptic number.

It is an amenable number.

158040877396249 is a deficient number, since it is larger than the sum of its proper divisors (27216615).

158040877396249 is an equidigital number, since it uses as much as digits as its factorization.

158040877396249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27216614.

The product of its (nonzero) digits is 731566080, while the sum is 73.

The spelling of 158040877396249 in words is "one hundred fifty-eight trillion, forty billion, eight hundred seventy-seven million, three hundred ninety-six thousand, two hundred forty-nine".