42126693914 has 8 divisors (see below), whose sum is σ = 63219288468. Its totient is φ = 21053597760.

The previous prime is 42126693911. The next prime is 42126693919. The reversal of 42126693914 is 41939662124.

It can be written as a sum of positive squares in 2 ways, for example, as 37987959025 + 4138734889 = 194905^2 + 64333^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42126693911) 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 in 3 ways as a sum of consecutive naturals, for example, 4869197 + ... + 4877840.

Almost surely, 2^42126693914 is an apocalyptic number.

42126693914 is a deficient number, since it is larger than the sum of its proper divisors (21092594554).

42126693914 is a wasteful number, since it uses less digits than its factorization.

42126693914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9749200.

The product of its digits is 559872, while the sum is 47.

The spelling of 42126693914 in words is "forty-two billion, one hundred twenty-six million, six hundred ninety-three thousand, nine hundred fourteen".