46434637557218 has 4 divisors (see below), whose sum is σ = 69651956335830. Its totient is φ = 23217318778608.

The previous prime is 46434637557097. The next prime is 46434637557239. The reversal of 46434637557218 is 81275573643464.

46434637557218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45540862069609 + 893775487609 = 6748397^2 + 945397^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11608659389303 + ... + 11608659389306.

Almost surely, 2^{46434637557218} is an apocalyptic number.

46434637557218 is a deficient number, since it is larger than the sum of its proper divisors (23217318778612).

46434637557218 is a wasteful number, since it uses less digits than its factorization.

46434637557218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23217318778611.

The product of its digits is 406425600, while the sum is 65.

The spelling of 46434637557218 in words is "forty-six trillion, four hundred thirty-four billion, six hundred thirty-seven million, five hundred fifty-seven thousand, two hundred eighteen".