240625371309121 has 4 divisors (see below), whose sum is σ = 240625968402352. Its totient is φ = 240624774215892.

The previous prime is 240625371309073. The next prime is 240625371309131. The reversal of 240625371309121 is 121903173526042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240625371309121 - 2²⁵ = 240625337754689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240625371309131) 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, 297941715 + ... + 298748248.

It is an arithmetic number, because the mean of its divisors is an integer number (60156492100588).

Almost surely, 2^{240625371309121} is an apocalyptic number.

It is an amenable number.

240625371309121 is a deficient number, since it is larger than the sum of its proper divisors (597093231).

240625371309121 is an equidigital number, since it uses as much as digits as its factorization.

240625371309121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597093230.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 240625371309121 in words is "two hundred forty trillion, six hundred twenty-five billion, three hundred seventy-one million, three hundred nine thousand, one hundred twenty-one".