42041526365 has 16 divisors (see below), whose sum is σ = 50537774448. Its totient is φ = 33574649856.

The previous prime is 42041526349. The next prime is 42041526469. The reversal of 42041526365 is 56362514024.

It can be written as a sum of positive squares in 8 ways, for example, as 6668192281 + 35373334084 = 81659^2 + 188078^2 .

It is a cyclic number.

It is not a de Polignac number, because 42041526365 - 2⁴ = 42041526349 is a prime.

It is a super-2 number, since 2×42041526365² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10319969 + ... + 10324041.

It is an arithmetic number, because the mean of its divisors is an integer number (3158610903).

Almost surely, 2^42041526365 is an apocalyptic number.

It is an amenable number.

42041526365 is a deficient number, since it is larger than the sum of its proper divisors (8496248083).

42041526365 is a wasteful number, since it uses less digits than its factorization.

42041526365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7168.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 42041526365 in words is "forty-two billion, forty-one million, five hundred twenty-six thousand, three hundred sixty-five".