40523454134 has 8 divisors (see below), whose sum is σ = 60791113008. Its totient is φ = 20259749800.

The previous prime is 40523454133. The next prime is 40523454151. The reversal of 40523454134 is 43145432504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40523454094 and 40523454103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40523454131) 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, 962882 + ... + 1004085.

It is an arithmetic number, because the mean of its divisors is an integer number (7598889126).

Almost surely, 2^40523454134 is an apocalyptic number.

40523454134 is a deficient number, since it is larger than the sum of its proper divisors (20267658874).

40523454134 is a wasteful number, since it uses less digits than its factorization.

40523454134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1977270.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 40523454134 its reverse (43145432504), we get a palindrome (83668886638).

The spelling of 40523454134 in words is "forty billion, five hundred twenty-three million, four hundred fifty-four thousand, one hundred thirty-four".