42979177322 has 8 divisors (see below), whose sum is σ = 65685157956. Its totient is φ = 21084124672.

The previous prime is 42979177303. The next prime is 42979177331. The reversal of 42979177322 is 22377197924.

It can be written as a sum of positive squares in 2 ways, for example, as 33797513281 + 9181664041 = 183841^2 + 95821^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (53).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202731863 + ... + 202732074.

Almost surely, 2^42979177322 is an apocalyptic number.

42979177322 is a deficient number, since it is larger than the sum of its proper divisors (22705980634).

42979177322 is a wasteful number, since it uses less digits than its factorization.

42979177322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405463992.

The product of its digits is 2667168, while the sum is 53.

The spelling of 42979177322 in words is "forty-two billion, nine hundred seventy-nine million, one hundred seventy-seven thousand, three hundred twenty-two".