46521249818 has 16 divisors (see below), whose sum is σ = 72038674176. Its totient is φ = 22508478720.

The previous prime is 46521249811. The next prime is 46521249847. The reversal of 46521249818 is 81894212564.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (46521249811) by changing a digit.

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, 1075130 + ... + 1117562.

It is an arithmetic number, because the mean of its divisors is an integer number (4502417136).

Almost surely, 2^46521249818 is an apocalyptic number.

46521249818 is a deficient number, since it is larger than the sum of its proper divisors (25517424358).

46521249818 is a wasteful number, since it uses less digits than its factorization.

46521249818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60149.

The product of its digits is 1105920, while the sum is 50.

The spelling of 46521249818 in words is "forty-six billion, five hundred twenty-one million, two hundred forty-nine thousand, eight hundred eighteen".