42997559473 has 16 divisors (see below), whose sum is σ = 48097393344. Its totient is φ = 38108252160.

The previous prime is 42997559453. The next prime is 42997559509. The reversal of 42997559473 is 37495579924.

It is not a de Polignac number, because 42997559473 - 2²⁵ = 42964005041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42997559453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229240 + ... + 372217.

It is an arithmetic number, because the mean of its divisors is an integer number (3006087084).

Almost surely, 2^42997559473 is an apocalyptic number.

It is an amenable number.

42997559473 is a deficient number, since it is larger than the sum of its proper divisors (5099833871).

42997559473 is a wasteful number, since it uses less digits than its factorization.

42997559473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601632.

The product of its digits is 85730400, while the sum is 64.

The spelling of 42997559473 in words is "forty-two billion, nine hundred ninety-seven million, five hundred fifty-nine thousand, four hundred seventy-three".