46806947920 has 40 divisors (see below), whose sum is σ = 108840640896. Its totient is φ = 18720286848.

The previous prime is 46806947881. The next prime is 46806947947. The reversal of 46806947920 is 2974960864.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639109 + ... + 708571.

Almost surely, 2^46806947920 is an apocalyptic number.

46806947920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46806947920 is an abundant number, since it is smaller than the sum of its proper divisors (62033692976).

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

46806947920 is a wasteful number, since it uses less digits than its factorization.

46806947920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77899 (or 77893 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 46806947920 in words is "forty-six billion, eight hundred six million, nine hundred forty-seven thousand, nine hundred twenty".