275398909948 has 12 divisors (see below), whose sum is σ = 487754696520. Its totient is φ = 136040425232.

The previous prime is 275398909931. The next prime is 275398909957. The reversal of 275398909948 is 849909893572.

It is a super-3 number, since 3×275398909948³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414757063 + ... + 414757726.

It is an arithmetic number, because the mean of its divisors is an integer number (40646224710).

Almost surely, 2^275398909948 is an apocalyptic number.

It is an amenable number.

275398909948 is a deficient number, since it is larger than the sum of its proper divisors (212355786572).

275398909948 is a wasteful number, since it uses less digits than its factorization.

275398909948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829514876 (or 829514874 counting only the distinct ones).

The product of its (nonzero) digits is 352719360, while the sum is 73.

The spelling of 275398909948 in words is "two hundred seventy-five billion, three hundred ninety-eight million, nine hundred nine thousand, nine hundred forty-eight".