21763046464311 has 16 divisors (see below), whose sum is σ = 30724421925600. Its totient is φ = 13655191047168.

The previous prime is 21763046464301. The next prime is 21763046464319. The reversal of 21763046464311 is 11346464036712.

It is a happy number.

It is not a de Polignac number, because 21763046464311 - 2⁷ = 21763046464183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21763046464319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15207345 + ... + 16576773.

It is an arithmetic number, because the mean of its divisors is an integer number (1920276370350).

Almost surely, 2^{21763046464311} is an apocalyptic number.

21763046464311 is a deficient number, since it is larger than the sum of its proper divisors (8961375461289).

21763046464311 is a wasteful number, since it uses less digits than its factorization.

21763046464311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1681058.

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 21763046464311 in words is "twenty-one trillion, seven hundred sixty-three billion, forty-six million, four hundred sixty-four thousand, three hundred eleven".