4148718464 has 32 divisors (see below), whose sum is σ = 9016394040. Its totient is φ = 1885780480.

The previous prime is 4148718461. The next prime is 4148718473. The reversal of 4148718464 is 4648178414.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4148718461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1471859 + ... + 1474674.

Almost surely, 2^4148718464 is an apocalyptic number.

4148718464 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4148718464 is an abundant number, since it is smaller than the sum of its proper divisors (4867675576).

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

4148718464 is a wasteful number, since it uses less digits than its factorization.

4148718464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946558 (or 2946546 counting only the distinct ones).

The product of its digits is 688128, while the sum is 47.

The square root of 4148718464 is about 64410.5462172151. The cubic root of 4148718464 is about 1606.8351422724.

The spelling of 4148718464 in words is "four billion, one hundred forty-eight million, seven hundred eighteen thousand, four hundred sixty-four".