659197440000 has 1950 divisors, whose sum is σ = 2851628533644. Its totient is φ = 150405120000.

The previous prime is 659197439993. The next prime is 659197440007. The reversal of 659197440000 is 44791956.

659197440000 is a `hidden beast` number, since 6 + 59 + 197 + 4 + 400 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (659197439993) and next prime (659197440007).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (659197440007) 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 149 ways as a sum of consecutive naturals, for example, 38776319992 + ... + 38776320008.

Almost surely, 2^659197440000 is an apocalyptic number.

659197440000 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 659197440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1425814266822).

659197440000 is an abundant number, since it is smaller than the sum of its proper divisors (2192431093644).

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

659197440000 is an equidigital number, since it uses as much as digits as its factorization.

659197440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 38 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 659197440000 in words is "six hundred fifty-nine billion, one hundred ninety-seven million, four hundred forty thousand".