42999999999999 has 16 divisors (see below), whose sum is σ = 65524457359872. Its totient is φ = 24571185632928.

The previous prime is 42999999999991. The next prime is 43000000000063. The reversal of 42999999999999 is 99999999999924.

It is not a de Polignac number, because 42999999999999 - 2³ = 42999999999991 is a prime.

It is a super-9 number, since 9×42999999999999⁹ (a number of 124 digits) contains 999999999 as substring.

42999999999999 is a modest number, since divided by 9999999 gives 4299999 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42999999999991) 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, 7936899 + ... + 12206324.

It is an arithmetic number, because the mean of its divisors is an integer number (4095278584992).

Almost surely, 2^{42999999999999} is an apocalyptic number.

42999999999999 is a deficient number, since it is larger than the sum of its proper divisors (22524457359873).

42999999999999 is a wasteful number, since it uses less digits than its factorization.

42999999999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20244886.

The product of its digits is 2259436291848, while the sum is 114.

It can be divided in two parts, 4 and 2999999999999, that added together give a palindrome (3000000000003).

The spelling of 42999999999999 in words is "forty-two trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".