134040856090 has 16 divisors (see below), whose sum is σ = 241288346088. Its totient is φ = 53613052416.

The previous prime is 134040856057. The next prime is 134040856091. The reversal of 134040856090 is 90658040431.

It can be written as a sum of positive squares in 4 ways, for example, as 78698764089 + 55342092001 = 280533^2 + 235249^2 .

It is a super-2 number, since 2×134040856090² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134040856091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236607 + ... + 569266.

Almost surely, 2^134040856090 is an apocalyptic number.

134040856090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134040856090 is a deficient number, since it is larger than the sum of its proper divisors (107247489998).

134040856090 is a wasteful number, since it uses less digits than its factorization.

134040856090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822513.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 134040856090 in words is "one hundred thirty-four billion, forty million, eight hundred fifty-six thousand, ninety".