63294092321 has 4 divisors (see below), whose sum is σ = 64488320532. Its totient is φ = 62099864112.

The previous prime is 63294092293. The next prime is 63294092333. The reversal of 63294092321 is 12329049236.

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

It can be written as a sum of positive squares in 2 ways, for example, as 44869830625 + 18424261696 = 211825^2 + 135736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63294092321 is a prime.

It is a super-2 number, since 2×63294092321² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63294092341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597114026 + ... + 597114131.

It is an arithmetic number, because the mean of its divisors is an integer number (16122080133).

Almost surely, 2^63294092321 is an apocalyptic number.

It is an amenable number.

63294092321 is a deficient number, since it is larger than the sum of its proper divisors (1194228211).

63294092321 is a wasteful number, since it uses less digits than its factorization.

63294092321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194228210.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 63294092321 in words is "sixty-three billion, two hundred ninety-four million, ninety-two thousand, three hundred twenty-one".