40546271680 has 28 divisors (see below), whose sum is σ = 96550810200. Its totient is φ = 16218508544.

The previous prime is 40546271663. The next prime is 40546271713. The reversal of 40546271680 is 8617264504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63353230 + ... + 63353869.

Almost surely, 2^40546271680 is an apocalyptic number.

40546271680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40546271680 is an abundant number, since it is smaller than the sum of its proper divisors (56004538520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40546271680 is a wasteful number, since it uses less digits than its factorization.

40546271680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126707116 (or 126707106 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 40546271680 in words is "forty billion, five hundred forty-six million, two hundred seventy-one thousand, six hundred eighty".