240029559640 has 64 divisors (see below), whose sum is σ = 581685118560. Its totient is φ = 88614865920.

The previous prime is 240029559631. The next prime is 240029559697. The reversal of 240029559640 is 46955920042.

240029559640 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×240029559640² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 4738527 + ... + 4788913.

Almost surely, 2^240029559640 is an apocalyptic number.

240029559640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240029559640 is an abundant number, since it is smaller than the sum of its proper divisors (341655558920).

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

240029559640 is a wasteful number, since it uses less digits than its factorization.

240029559640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59572 (or 59568 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 240029559640 in words is "two hundred forty billion, twenty-nine million, five hundred fifty-nine thousand, six hundred forty".