46666442430521 has 4 divisors (see below), whose sum is σ = 47119514687232. Its totient is φ = 46213370173812.

The previous prime is 46666442430463. The next prime is 46666442430529. The reversal of 46666442430521 is 12503424466664.

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 46666442430521 - 2³⁴ = 46649262561337 is a prime.

It is a super-2 number, since 2×46666442430521² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46666442430529) 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, 226536128201 + ... + 226536128406.

It is an arithmetic number, because the mean of its divisors is an integer number (11779878671808).

Almost surely, 2^{46666442430521} is an apocalyptic number.

It is an amenable number.

46666442430521 is a deficient number, since it is larger than the sum of its proper divisors (453072256711).

46666442430521 is a wasteful number, since it uses less digits than its factorization.

46666442430521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453072256710.

The product of its (nonzero) digits is 19906560, while the sum is 53.

The spelling of 46666442430521 in words is "forty-six trillion, six hundred sixty-six billion, four hundred forty-two million, four hundred thirty thousand, five hundred twenty-one".