6550297152 has 112 divisors (see below), whose sum is σ = 19848576000. Its totient is φ = 1867571712.

The previous prime is 6550297151. The next prime is 6550297153. The reversal of 6550297152 is 2517920556.

It is an interprime number because it is at equal distance from previous prime (6550297151) and next prime (6550297153).

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×6550297152² = 85812785558998622208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (6550297151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 665773 + ... + 675539.

Almost surely, 2^6550297152 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 6550297152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9924288000).

6550297152 is an abundant number, since it is smaller than the sum of its proper divisors (13298278848).

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

6550297152 is a wasteful number, since it uses less digits than its factorization.

6550297152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10288 (or 10278 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 42.

The square root of 6550297152 is about 80933.9060715594. The cubic root of 6550297152 is about 1871.0569250804.

The spelling of 6550297152 in words is "six billion, five hundred fifty million, two hundred ninety-seven thousand, one hundred fifty-two".