240189894625 has 16 divisors (see below), whose sum is σ = 299879274240. Its totient is φ = 192073527600.

The previous prime is 240189894589. The next prime is 240189894643. The reversal of 240189894625 is 526498981042.

It is a happy number.

It is not a de Polignac number, because 240189894625 - 2¹⁷ = 240189763553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240189894625.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83337 + ... + 698086.

It is an arithmetic number, because the mean of its divisors is an integer number (18742454640).

Almost surely, 2^240189894625 is an apocalyptic number.

240189894625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240189894625 is a deficient number, since it is larger than the sum of its proper divisors (59689379615).

240189894625 is an equidigital number, since it uses as much as digits as its factorization.

240189894625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783897 (or 783887 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 58.

The spelling of 240189894625 in words is "two hundred forty billion, one hundred eighty-nine million, eight hundred ninety-four thousand, six hundred twenty-five".