64116703000 has 256 divisors, whose sum is σ = 174833418240. Its totient is φ = 21555072000.

The previous prime is 64116702967. The next prime is 64116703069. The reversal of 64116703000 is 30761146.

It is a super-2 number, since 2×64116703000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 64116703000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 138480769 + ... + 138481231.

It is an arithmetic number, because the mean of its divisors is an integer number (682943040).

Almost surely, 2^64116703000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64116703000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87416709120).

64116703000 is an abundant number, since it is smaller than the sum of its proper divisors (110716715240).

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

64116703000 is a wasteful number, since it uses less digits than its factorization.

64116703000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The spelling of 64116703000 in words is "sixty-four billion, one hundred sixteen million, seven hundred three thousand".