260347113945 has 96 divisors (see below), whose sum is σ = 468568848384. Its totient is φ = 133619673600.

The previous prime is 260347113899. The next prime is 260347113973. The reversal of 260347113945 is 549311743062.

260347113945 is a `hidden beast` number, since 2 + 6 + 0 + 3 + 471 + 139 + 45 = 666.

It is not a de Polignac number, because 260347113945 - 2¹² = 260347109849 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 260347113945.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 57558454 + ... + 57562976.

It is an arithmetic number, because the mean of its divisors is an integer number (4880925504).

Almost surely, 2^260347113945 is an apocalyptic number.

It is an amenable number.

260347113945 is a deficient number, since it is larger than the sum of its proper divisors (208221734439).

260347113945 is a wasteful number, since it uses less digits than its factorization.

260347113945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4943 (or 4940 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 260347113945 in words is "two hundred sixty billion, three hundred forty-seven million, one hundred thirteen thousand, nine hundred forty-five".