46181906424 has 24 divisors (see below), whose sum is σ = 125075996760. Its totient is φ = 15393968784.

The previous prime is 46181906417. The next prime is 46181906467. The reversal of 46181906424 is 42460918164.

46181906424 is a `hidden beast` number, since 4 + 61 + 81 + 90 + 6 + 424 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 46181906424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 320707612 + ... + 320707755.

It is an arithmetic number, because the mean of its divisors is an integer number (5211499865).

Almost surely, 2^46181906424 is an apocalyptic number.

It is an amenable number.

46181906424 is an abundant number, since it is smaller than the sum of its proper divisors (78894090336).

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

46181906424 is a wasteful number, since it uses less digits than its factorization.

46181906424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641415379 (or 641415372 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 46181906424 in words is "forty-six billion, one hundred eighty-one million, nine hundred six thousand, four hundred twenty-four".