458464462646 has 4 divisors (see below), whose sum is σ = 687696693972. Its totient is φ = 229232231322.

The previous prime is 458464462639. The next prime is 458464462657. The reversal of 458464462646 is 646264464854.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114616115660 + ... + 114616115663.

It is an arithmetic number, because the mean of its divisors is an integer number (171924173493).

Almost surely, 2^458464462646 is an apocalyptic number.

458464462646 is a deficient number, since it is larger than the sum of its proper divisors (229232231326).

458464462646 is a wasteful number, since it uses less digits than its factorization.

458464462646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229232231325.

The product of its digits is 106168320, while the sum is 59.

The spelling of 458464462646 in words is "four hundred fifty-eight billion, four hundred sixty-four million, four hundred sixty-two thousand, six hundred forty-six".