46171727640 has 96 divisors (see below), whose sum is σ = 150087291120. Its totient is φ = 12310066944.

The previous prime is 46171727629. The next prime is 46171727753. The reversal of 46171727640 is 4672717164.

46171727640 is a `hidden beast` number, since 4 + 617 + 1 + 7 + 27 + 6 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2602239 + ... + 2619921.

Almost surely, 2^46171727640 is an apocalyptic number.

46171727640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46171727640 is an abundant number, since it is smaller than the sum of its proper divisors (103915563480).

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

46171727640 is a wasteful number, since it uses less digits than its factorization.

46171727640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24953 (or 24946 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The spelling of 46171727640 in words is "forty-six billion, one hundred seventy-one million, seven hundred twenty-seven thousand, six hundred forty".