40274543617 has 32 divisors (see below), whose sum is σ = 53364199680. Its totient is φ = 29426657280.

The previous prime is 40274543591. The next prime is 40274543629. The reversal of 40274543617 is 71634547204.

It is not a de Polignac number, because 40274543617 - 2¹⁹ = 40274019329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40274543117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294933 + ... + 409309.

It is an arithmetic number, because the mean of its divisors is an integer number (1667631240).

Almost surely, 2^40274543617 is an apocalyptic number.

It is an amenable number.

40274543617 is a deficient number, since it is larger than the sum of its proper divisors (13089656063).

40274543617 is a wasteful number, since it uses less digits than its factorization.

40274543617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114681.

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 40274543617 in words is "forty billion, two hundred seventy-four million, five hundred forty-three thousand, six hundred seventeen".