32143022745 has 8 divisors (see below), whose sum is σ = 51428836416. Its totient is φ = 17142945456.

The previous prime is 32143022729. The next prime is 32143022771. The reversal of 32143022745 is 54722034123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 32143022745 - 2⁴ = 32143022729 is a prime.

It is a super-2 number, since 2×32143022745² (a number of 22 digits) contains 22 as substring.

It is a Curzon 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, 1071434077 + ... + 1071434106.

It is an arithmetic number, because the mean of its divisors is an integer number (6428604552).

Almost surely, 2^32143022745 is an apocalyptic number.

It is an amenable number.

32143022745 is a deficient number, since it is larger than the sum of its proper divisors (19285813671).

32143022745 is a wasteful number, since it uses less digits than its factorization.

32143022745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2142868191.

The product of its (nonzero) digits is 40320, while the sum is 33.

Adding to 32143022745 its reverse (54722034123), we get a palindrome (86865056868).

The spelling of 32143022745 in words is "thirty-two billion, one hundred forty-three million, twenty-two thousand, seven hundred forty-five".