46530436621 has 4 divisors (see below), whose sum is σ = 46607093632. Its totient is φ = 46453779612.

The previous prime is 46530436613. The next prime is 46530436633. The reversal of 46530436621 is 12663403564.

It is a happy number.

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 not a de Polignac number, because 46530436621 - 2³ = 46530436613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46530436661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38327595 + ... + 38328808.

It is an arithmetic number, because the mean of its divisors is an integer number (11651773408).

Almost surely, 2^46530436621 is an apocalyptic number.

It is an amenable number.

46530436621 is a deficient number, since it is larger than the sum of its proper divisors (76657011).

46530436621 is an equidigital number, since it uses as much as digits as its factorization.

46530436621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76657010.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 46530436621 in words is "forty-six billion, five hundred thirty million, four hundred thirty-six thousand, six hundred twenty-one".