40731271473 has 8 divisors (see below), whose sum is σ = 56060244736. Its totient is φ = 26278239600.

The previous prime is 40731271457. The next prime is 40731271517. The reversal of 40731271473 is 37417213704.

It is a happy number.

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

It is not a de Polignac number, because 40731271473 - 2⁴ = 40731271457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40731271403) 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 7 ways as a sum of consecutive naturals, for example, 218985238 + ... + 218985423.

It is an arithmetic number, because the mean of its divisors is an integer number (7007530592).

Almost surely, 2^40731271473 is an apocalyptic number.

It is an amenable number.

40731271473 is a deficient number, since it is larger than the sum of its proper divisors (15328973263).

40731271473 is a wasteful number, since it uses less digits than its factorization.

40731271473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437970695.

The product of its (nonzero) digits is 98784, while the sum is 39.

The spelling of 40731271473 in words is "forty billion, seven hundred thirty-one million, two hundred seventy-one thousand, four hundred seventy-three".