42015603320 has 64 divisors (see below), whose sum is σ = 96074467200. Its totient is φ = 16534103040.

The previous prime is 42015603299. The next prime is 42015603353. The reversal of 42015603320 is 2330651024.

It is a self number, because there is not a number n which added to its sum of digits gives 42015603320.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 864302 + ... + 911618.

It is an arithmetic number, because the mean of its divisors is an integer number (1501163550).

Almost surely, 2^42015603320 is an apocalyptic number.

42015603320 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 42015603320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48037233600).

42015603320 is an abundant number, since it is smaller than the sum of its proper divisors (54058863880).

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

42015603320 is a wasteful number, since it uses less digits than its factorization.

42015603320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47688 (or 47684 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The spelling of 42015603320 in words is "forty-two billion, fifteen million, six hundred three thousand, three hundred twenty".