240744150136420 has 96 divisors (see below), whose sum is σ = 611827783886592. Its totient is φ = 77678597541888.

The previous prime is 240744150136363. The next prime is 240744150136439. The reversal of 240744150136420 is 24631051447042.

It is a happy number.

It is a super-2 number, since 2×240744150136420² (a number of 30 digits) contains 22 as substring.

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, 22298767 + ... + 31284553.

It is an arithmetic number, because the mean of its divisors is an integer number (6373206082152).

Almost surely, 2^{240744150136420} is an apocalyptic number.

240744150136420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240744150136420 is an abundant number, since it is smaller than the sum of its proper divisors (371083633750172).

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

240744150136420 is a wasteful number, since it uses less digits than its factorization.

240744150136420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8997077 (or 8997075 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 240744150136420 in words is "two hundred forty trillion, seven hundred forty-four billion, one hundred fifty million, one hundred thirty-six thousand, four hundred twenty".