46438618853 has 16 divisors (see below), whose sum is σ = 52367523840. Its totient is φ = 40798052400.

The previous prime is 46438618829. The next prime is 46438618873. The reversal of 46438618853 is 35881683464.

It is a cyclic number.

It is not a de Polignac number, because 46438618853 - 2¹⁸ = 46438356709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46438618873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150476 + ... + 339882.

It is an arithmetic number, because the mean of its divisors is an integer number (3272970240).

Almost surely, 2^46438618853 is an apocalyptic number.

It is an amenable number.

46438618853 is a deficient number, since it is larger than the sum of its proper divisors (5928904987).

46438618853 is a wasteful number, since it uses less digits than its factorization.

46438618853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190168.

The product of its digits is 13271040, while the sum is 56.

The spelling of 46438618853 in words is "forty-six billion, four hundred thirty-eight million, six hundred eighteen thousand, eight hundred fifty-three".