249152542373121 has 8 divisors (see below), whose sum is σ = 332203783457184. Its totient is φ = 166101498102240.

The previous prime is 249152542373089. The next prime is 249152542373129. The reversal of 249152542373121 is 121373245251942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 249152542373121 - 2⁵ = 249152542373089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (249152542373129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46223671 + ... + 51331596.

It is an arithmetic number, because the mean of its divisors is an integer number (41525472932148).

Almost surely, 2^{249152542373121} is an apocalyptic number.

It is an amenable number.

249152542373121 is a deficient number, since it is larger than the sum of its proper divisors (83051241084063).

249152542373121 is an equidigital number, since it uses as much as digits as its factorization.

249152542373121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98406591.

The product of its digits is 3628800, while the sum is 51.

The spelling of 249152542373121 in words is "two hundred forty-nine trillion, one hundred fifty-two billion, five hundred forty-two million, three hundred seventy-three thousand, one hundred twenty-one".