40625067123 has 24 divisors (see below), whose sum is σ = 58921244928. Its totient is φ = 26972568432.

The previous prime is 40625067089. The next prime is 40625067143. The reversal of 40625067123 is 32176052604.

40625067123 is a `hidden beast` number, since 4 + 0 + 62 + 506 + 71 + 23 = 666.

It is not a de Polignac number, because 40625067123 - 2⁹ = 40625066611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40625067143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2195436 + ... + 2213862.

It is an arithmetic number, because the mean of its divisors is an integer number (2455051872).

Almost surely, 2^40625067123 is an apocalyptic number.

40625067123 is a deficient number, since it is larger than the sum of its proper divisors (18296177805).

40625067123 is a wasteful number, since it uses less digits than its factorization.

40625067123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19423 (or 19420 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 40625067123 in words is "forty billion, six hundred twenty-five million, sixty-seven thousand, one hundred twenty-three".