45646016051021 has 4 divisors (see below), whose sum is σ = 45650287233792. Its totient is φ = 45641744868252.

The previous prime is 45646016050981. The next prime is 45646016051063. The reversal of 45646016051021 is 12015061064654.

45646016051021 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-45646016051021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45646016051021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45646016051621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2135575355 + ... + 2135596728.

It is an arithmetic number, because the mean of its divisors is an integer number (11412571808448).

Almost surely, 2^{45646016051021} is an apocalyptic number.

It is an amenable number.

45646016051021 is a deficient number, since it is larger than the sum of its proper divisors (4271182771).

45646016051021 is a wasteful number, since it uses less digits than its factorization.

45646016051021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4271182770.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 45646016051021 in words is "forty-five trillion, six hundred forty-six billion, sixteen million, fifty-one thousand, twenty-one".