46720115215 has 4 divisors (see below), whose sum is σ = 56064138264. Its totient is φ = 37376092168.

The previous prime is 46720115191. The next prime is 46720115263. The reversal of 46720115215 is 51251102764.

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

It is a cyclic number.

It is not a de Polignac number, because 46720115215 - 2³³ = 38130180623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4672011517 + ... + 4672011526.

It is an arithmetic number, because the mean of its divisors is an integer number (14016034566).

Almost surely, 2^46720115215 is an apocalyptic number.

46720115215 is a deficient number, since it is larger than the sum of its proper divisors (9344023049).

46720115215 is an equidigital number, since it uses as much as digits as its factorization.

46720115215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9344023048.

The product of its (nonzero) digits is 16800, while the sum is 34.

Adding to 46720115215 its reverse (51251102764), we get a palindrome (97971217979).

The spelling of 46720115215 in words is "forty-six billion, seven hundred twenty million, one hundred fifteen thousand, two hundred fifteen".