46143406081 has 16 divisors (see below), whose sum is σ = 49338685440. Its totient is φ = 43050102480.

The previous prime is 46143406079. The next prime is 46143406091. The reversal of 46143406081 is 18060434164.

It is a cyclic number.

It is not a de Polignac number, because 46143406081 - 2¹ = 46143406079 is a prime.

It is a super-2 number, since 2×46143406081² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46143406081.

It is not an unprimeable number, because it can be changed into a prime (46143406091) 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, 678646 + ... + 743536.

It is an arithmetic number, because the mean of its divisors is an integer number (3083667840).

Almost surely, 2^46143406081 is an apocalyptic number.

It is an amenable number.

46143406081 is a deficient number, since it is larger than the sum of its proper divisors (3195279359).

46143406081 is a wasteful number, since it uses less digits than its factorization.

46143406081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65676.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 46143406081 in words is "forty-six billion, one hundred forty-three million, four hundred six thousand, eighty-one".