240415340115420 has 72 divisors (see below), whose sum is σ = 729264803270640. Its totient is φ = 64110323232000.

The previous prime is 240415340115403. The next prime is 240415340115473. The reversal of 240415340115420 is 24511043514042.

240415340115420 is a `hidden beast` number, since 2 + 4 + 0 + 4 + 1 + 534 + 0 + 115 + 4 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22583295 + ... + 31477545.

Almost surely, 2^{240415340115420} is an apocalyptic number.

240415340115420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240415340115420 is an abundant number, since it is smaller than the sum of its proper divisors (488849463155220).

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

240415340115420 is a wasteful number, since it uses less digits than its factorization.

240415340115420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9044435 (or 9044430 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 240415340115420 its reverse (24511043514042), we get a palindrome (264926383629462).

The spelling of 240415340115420 in words is "two hundred forty trillion, four hundred fifteen billion, three hundred forty million, one hundred fifteen thousand, four hundred twenty".