260417355455147 has 4 divisors (see below), whose sum is σ = 284091660496536. Its totient is φ = 236743050413760.

The previous prime is 260417355455137. The next prime is 260417355455227. The reversal of 260417355455147 is 741554553714062.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 260417355455147 - 2¹⁸ = 260417355193003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260417355455137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11837152520678 + ... + 11837152520699.

It is an arithmetic number, because the mean of its divisors is an integer number (71022915124134).

Almost surely, 2^{260417355455147} is an apocalyptic number.

260417355455147 is a deficient number, since it is larger than the sum of its proper divisors (23674305041389).

260417355455147 is a wasteful number, since it uses less digits than its factorization.

260417355455147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23674305041388.

The product of its (nonzero) digits is 70560000, while the sum is 59.

The spelling of 260417355455147 in words is "two hundred sixty trillion, four hundred seventeen billion, three hundred fifty-five million, four hundred fifty-five thousand, one hundred forty-seven".