275442557147 has 8 divisors (see below), whose sum is σ = 276913068000. Its totient is φ = 273972910464.

The previous prime is 275442557081. The next prime is 275442557153. The reversal of 275442557147 is 741755244572.

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

It is a cyclic number.

It is not a de Polignac number, because 275442557147 - 2¹² = 275442553051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275442557347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428243 + ... + 856899.

It is an arithmetic number, because the mean of its divisors is an integer number (34614133500).

Almost surely, 2^275442557147 is an apocalyptic number.

275442557147 is a deficient number, since it is larger than the sum of its proper divisors (1470510853).

275442557147 is a wasteful number, since it uses less digits than its factorization.

275442557147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432085.

The product of its digits is 10976000, while the sum is 53.

The spelling of 275442557147 in words is "two hundred seventy-five billion, four hundred forty-two million, five hundred fifty-seven thousand, one hundred forty-seven".