664234030454 has 8 divisors (see below), whose sum is σ = 1013238351720. Its totient is φ = 326487913216.

The previous prime is 664234030433. The next prime is 664234030477. The reversal of 664234030454 is 454030432466.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×664234030454² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2814550859 + ... + 2814551094.

It is an arithmetic number, because the mean of its divisors is an integer number (126654793965).

Almost surely, 2^664234030454 is an apocalyptic number.

664234030454 is a deficient number, since it is larger than the sum of its proper divisors (349004321266).

664234030454 is a wasteful number, since it uses less digits than its factorization.

664234030454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5629102014.

The product of its (nonzero) digits is 829440, while the sum is 41.

The spelling of 664234030454 in words is "six hundred sixty-four billion, two hundred thirty-four million, thirty thousand, four hundred fifty-four".