260156155243 has 16 divisors (see below), whose sum is σ = 270261554080. Its totient is φ = 250218740736.

The previous prime is 260156155229. The next prime is 260156155249. The reversal of 260156155243 is 342551651062.

It is a cyclic number.

It is not a de Polignac number, because 260156155243 - 2⁵ = 260156155211 is a prime.

It is a super-2 number, since 2×260156155243² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 260156155196 and 260156155205.

It is not an unprimeable number, because it can be changed into a prime (260156155249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3018928 + ... + 3103906.

It is an arithmetic number, because the mean of its divisors is an integer number (16891347130).

Almost surely, 2^260156155243 is an apocalyptic number.

260156155243 is a deficient number, since it is larger than the sum of its proper divisors (10105398837).

260156155243 is an equidigital number, since it uses as much as digits as its factorization.

260156155243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85966.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 260156155243 in words is "two hundred sixty billion, one hundred fifty-six million, one hundred fifty-five thousand, two hundred forty-three".