240155041543040 has 128 divisors (see below), whose sum is σ = 627511890287520. Its totient is φ = 87349158420480.

The previous prime is 240155041543009. The next prime is 240155041543051. The reversal of 240155041543040 is 40345140551042.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 240155041542985 and 240155041543003.

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, 214851431 + ... + 215966310.

Almost surely, 2^{240155041543040} is an apocalyptic number.

240155041543040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240155041543040 is an abundant number, since it is smaller than the sum of its proper divisors (387356848744480).

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

240155041543040 is a wasteful number, since it uses less digits than its factorization.

240155041543040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430817840 (or 430817828 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 240155041543040 in words is "two hundred forty trillion, one hundred fifty-five billion, forty-one million, five hundred forty-three thousand, forty".