240703772420 has 96 divisors (see below), whose sum is σ = 534101299200. Its totient is φ = 90985144320.

The previous prime is 240703772417. The next prime is 240703772443. The reversal of 240703772420 is 24277307042.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13074662 + ... + 13093058.

It is an arithmetic number, because the mean of its divisors is an integer number (5563555200).

Almost surely, 2^240703772420 is an apocalyptic number.

240703772420 is a gapful number since it is divisible by the number (20) 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 240703772420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267050649600).

240703772420 is an abundant number, since it is smaller than the sum of its proper divisors (293397526780).

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

240703772420 is a wasteful number, since it uses less digits than its factorization.

240703772420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18933 (or 18931 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 38.

The spelling of 240703772420 in words is "two hundred forty billion, seven hundred three million, seven hundred seventy-two thousand, four hundred twenty".