240166400121025 has 96 divisors (see below), whose sum is σ = 360544570813440. Its totient is φ = 155024842049280.

The previous prime is 240166400121019. The next prime is 240166400121091. The reversal of 240166400121025 is 520121004661042.

It is not a de Polignac number, because 240166400121025 - 2⁷ = 240166400120897 is a prime.

It is a super-3 number, since 3×240166400121025³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2451303939 + ... + 2451401911.

It is an arithmetic number, because the mean of its divisors is an integer number (3755672612640).

Almost surely, 2^{240166400121025} is an apocalyptic number.

240166400121025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240166400121025 is a deficient number, since it is larger than the sum of its proper divisors (120378170692415).

240166400121025 is a wasteful number, since it uses less digits than its factorization.

240166400121025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102695 (or 102690 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

Adding to 240166400121025 its reverse (520121004661042), we get a palindrome (760287404782067).

The spelling of 240166400121025 in words is "two hundred forty trillion, one hundred sixty-six billion, four hundred million, one hundred twenty-one thousand, twenty-five".