260291949051 has 4 divisors (see below), whose sum is σ = 347055932072. Its totient is φ = 173527966032.

The previous prime is 260291949031. The next prime is 260291949059. The reversal of 260291949051 is 150949192062.

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

It is not a de Polignac number, because 260291949051 - 2¹⁷ = 260291817979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260291949059) 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, 43381991506 + ... + 43381991511.

It is an arithmetic number, because the mean of its divisors is an integer number (86763983018).

Almost surely, 2^260291949051 is an apocalyptic number.

260291949051 is a deficient number, since it is larger than the sum of its proper divisors (86763983021).

260291949051 is an equidigital number, since it uses as much as digits as its factorization.

260291949051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86763983020.

The product of its (nonzero) digits is 349920, while the sum is 48.

The spelling of 260291949051 in words is "two hundred sixty billion, two hundred ninety-one million, nine hundred forty-nine thousand, fifty-one".