6194960640 has 864 divisors, whose sum is σ = 25713192960. Its totient is φ = 1360281600.

The previous prime is 6194960573. The next prime is 6194960663. The reversal of 6194960640 is 460694916.

It is a super-2 number, since 2×6194960640² = 76755074662298419200, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 74638039 + ... + 74638121.

It is an arithmetic number, because the mean of its divisors is an integer number (29760640).

Almost surely, 2^6194960640 is an apocalyptic number.

6194960640 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 6194960640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12856596480).

6194960640 is an abundant number, since it is smaller than the sum of its proper divisors (19518232320).

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

6194960640 is a wasteful number, since it uses less digits than its factorization.

6194960640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 6194960640 is about 78708.0722670807. The cubic root of 6194960640 is about 1836.5926860356.

The spelling of 6194960640 in words is "six billion, one hundred ninety-four million, nine hundred sixty thousand, six hundred forty".