42602110700557 has 4 divisors (see below), whose sum is σ = 42619563431676. Its totient is φ = 42584657969440.

The previous prime is 42602110700519. The next prime is 42602110700623. The reversal of 42602110700557 is 75500701120624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16430813608036 + 26171297092521 = 4053494^2 + 5115789^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42602110700557 is a prime.

It is a super-2 number, since 2×42602110700557² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42602110700057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8726361898 + ... + 8726366779.

It is an arithmetic number, because the mean of its divisors is an integer number (10654890857919).

Almost surely, 2^{42602110700557} is an apocalyptic number.

It is an amenable number.

42602110700557 is a deficient number, since it is larger than the sum of its proper divisors (17452731119).

42602110700557 is a wasteful number, since it uses less digits than its factorization.

42602110700557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17452731118.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 42602110700557 in words is "forty-two trillion, six hundred two billion, one hundred ten million, seven hundred thousand, five hundred fifty-seven".