42521651132 has 12 divisors (see below), whose sum is σ = 78790118400. Its totient is φ = 20010188736.

The previous prime is 42521651113. The next prime is 42521651173. The reversal of 42521651132 is 23115612524.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312659132 + ... + 312659267.

It is an arithmetic number, because the mean of its divisors is an integer number (6565843200).

Almost surely, 2^42521651132 is an apocalyptic number.

It is an amenable number.

42521651132 is a deficient number, since it is larger than the sum of its proper divisors (36268467268).

42521651132 is a wasteful number, since it uses less digits than its factorization.

42521651132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625318420 (or 625318418 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The spelling of 42521651132 in words is "forty-two billion, five hundred twenty-one million, six hundred fifty-one thousand, one hundred thirty-two".