20295324242 has 4 divisors (see below), whose sum is σ = 30442986366. Its totient is φ = 10147662120.

The previous prime is 20295324233. The next prime is 20295324263. The reversal of 20295324242 is 24242359202.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 19706825161 + 588499081 = 140381^2 + 24259^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5073831059 + ... + 5073831062.

Almost surely, 2^20295324242 is an apocalyptic number.

20295324242 is a deficient number, since it is larger than the sum of its proper divisors (10147662124).

20295324242 is a wasteful number, since it uses less digits than its factorization.

20295324242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10147662123.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 20295324242 in words is "twenty billion, two hundred ninety-five million, three hundred twenty-four thousand, two hundred forty-two".