415042834640 has 160 divisors (see below), whose sum is σ = 1137180715776. Its totient is φ = 137932554240.

The previous prime is 415042834639. The next prime is 415042834643. The reversal of 415042834640 is 46438240514.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415042834643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2379200 + ... + 2547680.

Almost surely, 2^415042834640 is an apocalyptic number.

415042834640 is a gapful number since it is divisible by the number (40) 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 415042834640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568590357888).

415042834640 is an abundant number, since it is smaller than the sum of its proper divisors (722137881136).

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

415042834640 is a wasteful number, since it uses less digits than its factorization.

415042834640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168637 (or 168631 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 415042834640 in words is "four hundred fifteen billion, forty-two million, eight hundred thirty-four thousand, six hundred forty".