42098635593 has 72 divisors (see below), whose sum is σ = 76036281984. Its totient is φ = 21910383360.

The previous prime is 42098635589. The next prime is 42098635613. The reversal of 42098635593 is 39553689024.

42098635593 is a `hidden beast` number, since 4 + 2 + 0 + 9 + 86 + 3 + 559 + 3 = 666.

It is not a de Polignac number, because 42098635593 - 2² = 42098635589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42098635543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1008780 + ... + 1049682.

It is an arithmetic number, because the mean of its divisors is an integer number (1056059472).

Almost surely, 2^42098635593 is an apocalyptic number.

It is an amenable number.

42098635593 is a deficient number, since it is larger than the sum of its proper divisors (33937646391).

42098635593 is a wasteful number, since it uses less digits than its factorization.

42098635593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40995 (or 40961 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 42098635593 in words is "forty-two billion, ninety-eight million, six hundred thirty-five thousand, five hundred ninety-three".