32142229774 has 4 divisors (see below), whose sum is σ = 48213344664. Its totient is φ = 16071114886.

The previous prime is 32142229771. The next prime is 32142229789. The reversal of 32142229774 is 47792224123.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×32142229774² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32142229774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32142229771) 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 as a sum of consecutive naturals, namely, 8035557442 + ... + 8035557445.

It is an arithmetic number, because the mean of its divisors is an integer number (12053336166).

Almost surely, 2^32142229774 is an apocalyptic number.

32142229774 is a deficient number, since it is larger than the sum of its proper divisors (16071114890).

32142229774 is a wasteful number, since it uses less digits than its factorization.

32142229774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16071114889.

The product of its digits is 338688, while the sum is 43.

The spelling of 32142229774 in words is "thirty-two billion, one hundred forty-two million, two hundred twenty-nine thousand, seven hundred seventy-four".