321410450664 has 24 divisors (see below), whose sum is σ = 870486637410. Its totient is φ = 107136816864.

The previous prime is 321410450653. The next prime is 321410450677. The reversal of 321410450664 is 466054014123.

321410450664 is a `hidden beast` number, since 3 + 2 + 141 + 0 + 4 + 506 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 299789100900 + 21621349764 = 547530^2 + 147042^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2232016947 + ... + 2232017090.

Almost surely, 2^321410450664 is an apocalyptic number.

It is an amenable number.

321410450664 is an abundant number, since it is smaller than the sum of its proper divisors (549076186746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321410450664 is a wasteful number, since it uses less digits than its factorization.

321410450664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4464034049 (or 4464034042 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 321410450664 its reverse (466054014123), we get a palindrome (787464464787).

It can be divided in two parts, 3214 and 10450664, that added together give a triangular number (10453878 = T₄₅₇₂).

The spelling of 321410450664 in words is "three hundred twenty-one billion, four hundred ten million, four hundred fifty thousand, six hundred sixty-four".