464221536011 has 4 divisors (see below), whose sum is σ = 466266565032. Its totient is φ = 462176506992.

The previous prime is 464221535977. The next prime is 464221536013. The reversal of 464221536011 is 110635122464.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464221536011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464221536013) 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, 1022514170 + ... + 1022514623.

It is an arithmetic number, because the mean of its divisors is an integer number (116566641258).

Almost surely, 2^464221536011 is an apocalyptic number.

464221536011 is a deficient number, since it is larger than the sum of its proper divisors (2045029021).

464221536011 is a wasteful number, since it uses less digits than its factorization.

464221536011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045029020.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 464221536011 its reverse (110635122464), we get a palindrome (574856658475).

The spelling of 464221536011 in words is "four hundred sixty-four billion, two hundred twenty-one million, five hundred thirty-six thousand, eleven".