40537051171 has 4 divisors (see below), whose sum is σ = 42670580200. Its totient is φ = 38403522144.

The previous prime is 40537051169. The next prime is 40537051211. The reversal of 40537051171 is 17115073504.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40537051171 - 2¹ = 40537051169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40537054171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066764486 + ... + 1066764523.

It is an arithmetic number, because the mean of its divisors is an integer number (10667645050).

Almost surely, 2^40537051171 is an apocalyptic number.

40537051171 is a deficient number, since it is larger than the sum of its proper divisors (2133529029).

40537051171 is a wasteful number, since it uses less digits than its factorization.

40537051171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2133529028.

The product of its (nonzero) digits is 14700, while the sum is 34.

The spelling of 40537051171 in words is "forty billion, five hundred thirty-seven million, fifty-one thousand, one hundred seventy-one".