32142042320 has 40 divisors (see below), whose sum is σ = 74754289824. Its totient is φ = 12852680832.

The previous prime is 32142042313. The next prime is 32142042353. The reversal of 32142042320 is 2324024123.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×32142042320² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191927 + ... + 317993.

Almost surely, 2^32142042320 is an apocalyptic number.

It is an amenable number.

32142042320 is an abundant number, since it is smaller than the sum of its proper divisors (42612247504).

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

32142042320 is a wasteful number, since it uses less digits than its factorization.

32142042320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129267 (or 129261 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 32142042320 its reverse (2324024123), we get a palindrome (34466066443).

The spelling of 32142042320 in words is "thirty-two billion, one hundred forty-two million, forty-two thousand, three hundred twenty".