471121825442 has 4 divisors (see below), whose sum is σ = 706682738166. Its totient is φ = 235560912720.

The previous prime is 471121825381. The next prime is 471121825477. The reversal of 471121825442 is 244528121174.

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., 327002129281 + 144119696161 = 571841^2 + 379631^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 471121825442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117780456359 + ... + 117780456362.

Almost surely, 2^471121825442 is an apocalyptic number.

471121825442 is a deficient number, since it is larger than the sum of its proper divisors (235560912724).

471121825442 is a wasteful number, since it uses less digits than its factorization.

471121825442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235560912723.

The product of its digits is 143360, while the sum is 41.

The spelling of 471121825442 in words is "four hundred seventy-one billion, one hundred twenty-one million, eight hundred twenty-five thousand, four hundred forty-two".