240666792432 has 160 divisors (see below), whose sum is σ = 711093344256. Its totient is φ = 69427142400.

The previous prime is 240666792389. The next prime is 240666792437. The reversal of 240666792432 is 234297666042.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240666792437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2515423 + ... + 2609345.

Almost surely, 2^240666792432 is an apocalyptic number.

240666792432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240666792432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355546672128).

240666792432 is an abundant number, since it is smaller than the sum of its proper divisors (470426551824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240666792432 is a wasteful number, since it uses less digits than its factorization.

240666792432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94179 (or 94173 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 51.

The spelling of 240666792432 in words is "two hundred forty billion, six hundred sixty-six million, seven hundred ninety-two thousand, four hundred thirty-two".