42134696045 has 32 divisors (see below), whose sum is σ = 55517972832. Its totient is φ = 30505992192.

The previous prime is 42134696029. The next prime is 42134696117. The reversal of 42134696045 is 54069643124.

It can be written as a sum of positive squares in 16 ways, for example, as 30397573801 + 11737122244 = 174349^2 + 108338^2 .

It is not a de Polignac number, because 42134696045 - 2⁴ = 42134696029 is a prime.

It is a super-2 number, since 2×42134696045² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42134695987 and 42134696005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6035597 + ... + 6042573.

It is an arithmetic number, because the mean of its divisors is an integer number (1734936651).

Almost surely, 2^42134696045 is an apocalyptic number.

It is an amenable number.

42134696045 is a deficient number, since it is larger than the sum of its proper divisors (13383276787).

42134696045 is a wasteful number, since it uses less digits than its factorization.

42134696045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8801.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 42134696045 in words is "forty-two billion, one hundred thirty-four million, six hundred ninety-six thousand, forty-five".