427650291249 has 8 divisors (see below), whose sum is σ = 582332311680. Its totient is φ = 279034232496.

The previous prime is 427650291221. The next prime is 427650291253. The reversal of 427650291249 is 942192056724.

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

It is not a de Polignac number, because 427650291249 - 2⁸ = 427650290993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427650291259) 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, 1516490254 + ... + 1516490535.

It is an arithmetic number, because the mean of its divisors is an integer number (72791538960).

Almost surely, 2^427650291249 is an apocalyptic number.

It is an amenable number.

427650291249 is a deficient number, since it is larger than the sum of its proper divisors (154682020431).

427650291249 is a wasteful number, since it uses less digits than its factorization.

427650291249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032980839.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 427650291249 in words is "four hundred twenty-seven billion, six hundred fifty million, two hundred ninety-one thousand, two hundred forty-nine".