42323072652 has 72 divisors (see below), whose sum is σ = 122708252576. Its totient is φ = 12048632064.

The previous prime is 42323072651. The next prime is 42323072657. The reversal of 42323072652 is 25627032324.

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

It is not an unprimeable number, because it can be changed into a prime (42323072651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 233353 + ... + 372960.

Almost surely, 2^42323072652 is an apocalyptic number.

42323072652 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

42323072652 is an abundant number, since it is smaller than the sum of its proper divisors (80385179924).

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

42323072652 is a wasteful number, since it uses less digits than its factorization.

42323072652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606607 (or 606602 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 42323072652 in words is "forty-two billion, three hundred twenty-three million, seventy-two thousand, six hundred fifty-two".