46515305621 has 4 divisors (see below), whose sum is σ = 46566366144. Its totient is φ = 46464245100.

The previous prime is 46515305567. The next prime is 46515305671. The reversal of 46515305621 is 12650351564.

46515305621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46515305621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46515305671) 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, 25528895 + ... + 25530716.

It is an arithmetic number, because the mean of its divisors is an integer number (11641591536).

Almost surely, 2^46515305621 is an apocalyptic number.

It is an amenable number.

46515305621 is a deficient number, since it is larger than the sum of its proper divisors (51060523).

46515305621 is an equidigital number, since it uses as much as digits as its factorization.

46515305621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51060522.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 46515305621 in words is "forty-six billion, five hundred fifteen million, three hundred five thousand, six hundred twenty-one".