46212461820809 has 4 divisors (see below), whose sum is σ = 46219713115716. Its totient is φ = 46205210525904.

The previous prime is 46212461820773. The next prime is 46212461820823. The reversal of 46212461820809 is 90802816421264.

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 24591403296784 + 21621058524025 = 4958972^2 + 4649845^2 .

It is a cyclic number.

It is not a de Polignac number, because 46212461820809 - 2²⁴ = 46212445043593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46212461826809) 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, 3625637894 + ... + 3625650639.

It is an arithmetic number, because the mean of its divisors is an integer number (11554928278929).

Almost surely, 2^{46212461820809} is an apocalyptic number.

It is an amenable number.

46212461820809 is a deficient number, since it is larger than the sum of its proper divisors (7251294907).

46212461820809 is an equidigital number, since it uses as much as digits as its factorization.

46212461820809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7251294906.

The product of its (nonzero) digits is 2654208, while the sum is 53.

The spelling of 46212461820809 in words is "forty-six trillion, two hundred twelve billion, four hundred sixty-one million, eight hundred twenty thousand, eight hundred nine".