46178967308081 has 4 divisors (see below), whose sum is σ = 46473100857972. Its totient is φ = 45884833758192.

The previous prime is 46178967308059. The next prime is 46178967308119. The reversal of 46178967308081 is 18080376987164.

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

It can be written as a sum of positive squares in 2 ways, for example, as 30039344025856 + 16139623282225 = 5480816^2 + 4017415^2 .

It is a cyclic number.

It is not a de Polignac number, because 46178967308081 - 2¹⁴ = 46178967291697 is a prime.

It is a super-2 number, since 2×46178967308081² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46178967308021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147066774710 + ... + 147066775023.

It is an arithmetic number, because the mean of its divisors is an integer number (11618275214493).

Almost surely, 2^{46178967308081} is an apocalyptic number.

It is an amenable number.

46178967308081 is a deficient number, since it is larger than the sum of its proper divisors (294133549891).

46178967308081 is a wasteful number, since it uses less digits than its factorization.

46178967308081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294133549890.

The product of its (nonzero) digits is 97542144, while the sum is 68.

The spelling of 46178967308081 in words is "forty-six trillion, one hundred seventy-eight billion, nine hundred sixty-seven million, three hundred eight thousand, eighty-one".