275656401345 has 32 divisors (see below), whose sum is σ = 475361574912. Its totient is φ = 135597940992.

The previous prime is 275656401299. The next prime is 275656401373. The reversal of 275656401345 is 543104656572.

It is not a de Polignac number, because 275656401345 - 2¹² = 275656397249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 275656401294 and 275656401303.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 330177 + ... + 812606.

It is an arithmetic number, because the mean of its divisors is an integer number (14855049216).

Almost surely, 2^275656401345 is an apocalyptic number.

It is an amenable number.

275656401345 is a deficient number, since it is larger than the sum of its proper divisors (199705173567).

275656401345 is a wasteful number, since it uses less digits than its factorization.

275656401345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144041.

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 275656401345 in words is "two hundred seventy-five billion, six hundred fifty-six million, four hundred one thousand, three hundred forty-five".