6197272650 has 108 divisors (see below), whose sum is σ = 17687401602. Its totient is φ = 1555361280.

The previous prime is 6197272637. The next prime is 6197272687. The reversal of 6197272650 is 562727916.

6197272650 is a `hidden beast` number, since 619 + 7 + 2 + 7 + 26 + 5 + 0 = 666.

It can be written as a sum of positive squares in 9 ways, for example, as 1185906969 + 5011365681 = 34437^2 + 70791^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 6197272596 and 6197272605.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 106224 + ... + 153876.

Almost surely, 2^6197272650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6197272650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8843700801).

6197272650 is an abundant number, since it is smaller than the sum of its proper divisors (11490128952).

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

6197272650 is a wasteful number, since it uses less digits than its factorization.

6197272650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47705 (or 47680 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 6197272650 is about 78722.7581452784. The cubic root of 6197272650 is about 1836.8211347576.

The spelling of 6197272650 in words is "six billion, one hundred ninety-seven million, two hundred seventy-two thousand, six hundred fifty".