42615533120 has 56 divisors (see below), whose sum is σ = 102463543104. Its totient is φ = 16880702976.

The previous prime is 42615533113. The next prime is 42615533123. The reversal of 42615533120 is 2133551624.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (42615533123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613514 + ... + 679433.

Almost surely, 2^42615533120 is an apocalyptic number.

42615533120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42615533120 is an abundant number, since it is smaller than the sum of its proper divisors (59848009984).

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

42615533120 is a wasteful number, since it uses less digits than its factorization.

42615533120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293067 (or 1293057 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 42615533120 in words is "forty-two billion, six hundred fifteen million, five hundred thirty-three thousand, one hundred twenty".