42251120532 has 72 divisors (see below), whose sum is σ = 114329942272. Its totient is φ = 13629384000.

The previous prime is 42251120519. The next prime is 42251120567. The reversal of 42251120532 is 23502115224.

42251120532 is a `hidden beast` number, since 4 + 2 + 2 + 5 + 1 + 120 + 532 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 42251120496 and 42251120505.

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, 670969 + ... + 731232.

Almost surely, 2^42251120532 is an apocalyptic number.

It is an amenable number.

42251120532 is an abundant number, since it is smaller than the sum of its proper divisors (72078821740).

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

42251120532 is a wasteful number, since it uses less digits than its factorization.

42251120532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402251 (or 1402237 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 42251120532 its reverse (23502115224), we get a palindrome (65753235756).

The spelling of 42251120532 in words is "forty-two billion, two hundred fifty-one million, one hundred twenty thousand, five hundred thirty-two".