46721432105 has 4 divisors (see below), whose sum is σ = 56065718532. Its totient is φ = 37377145680.

The previous prime is 46721432089. The next prime is 46721432123. The reversal of 46721432105 is 50123412764.

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 20356440976 + 26364991129 = 142676^2 + 162373^2 .

It is not a de Polignac number, because 46721432105 - 2⁴ = 46721432089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4672143206 + ... + 4672143215.

It is an arithmetic number, because the mean of its divisors is an integer number (14016429633).

Almost surely, 2^46721432105 is an apocalyptic number.

It is an amenable number.

46721432105 is a deficient number, since it is larger than the sum of its proper divisors (9344286427).

46721432105 is an equidigital number, since it uses as much as digits as its factorization.

46721432105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9344286426.

The product of its (nonzero) digits is 40320, while the sum is 35.

Adding to 46721432105 its reverse (50123412764), we get a palindrome (96844844869).

The spelling of 46721432105 in words is "forty-six billion, seven hundred twenty-one million, four hundred thirty-two thousand, one hundred five".