64748706000 has 320 divisors, whose sum is σ = 235586707200. Its totient is φ = 15154944000.

The previous prime is 64748705993. The next prime is 64748706007. The reversal of 64748706000 is 60784746.

It is an interprime number because it is at equal distance from previous prime (64748705993) and next prime (64748706007).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64748706007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1897086 + ... + 1930914.

It is an arithmetic number, because the mean of its divisors is an integer number (736208460).

Almost surely, 2^64748706000 is an apocalyptic number.

64748706000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64748706000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117793353600).

64748706000 is an abundant number, since it is smaller than the sum of its proper divisors (170838001200).

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

64748706000 is a wasteful number, since it uses less digits than its factorization.

64748706000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33895 (or 33879 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 64748706000 in words is "sixty-four billion, seven hundred forty-eight million, seven hundred six thousand".