42729111536 has 10 divisors (see below), whose sum is σ = 82787653632. Its totient is φ = 21364555760.

The previous prime is 42729111527. The next prime is 42729111539. The reversal of 42729111536 is 63511192724.

It is a junction number, because it is equal to n+sod(n) for n = 42729111493 and 42729111502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42729111539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335284720 + ... + 1335284751.

Almost surely, 2^42729111536 is an apocalyptic number.

It is an amenable number.

42729111536 is a deficient number, since it is larger than the sum of its proper divisors (40058542096).

42729111536 is a wasteful number, since it uses less digits than its factorization.

42729111536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2670569479 (or 2670569473 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The spelling of 42729111536 in words is "forty-two billion, seven hundred twenty-nine million, one hundred eleven thousand, five hundred thirty-six".