6450370136 has 128 divisors (see below), whose sum is σ = 14750760960. Its totient is φ = 2585779200.

The previous prime is 6450370109. The next prime is 6450370139. The reversal of 6450370136 is 6310730546.

It is a junction number, because it is equal to n+sod(n) for n = 6450370096 and 6450370105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6450370139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14965841 + ... + 14966271.

It is an arithmetic number, because the mean of its divisors is an integer number (115240320).

Almost surely, 2^6450370136 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 6450370136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7375380480).

6450370136 is an abundant number, since it is smaller than the sum of its proper divisors (8300390824).

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

6450370136 is a wasteful number, since it uses less digits than its factorization.

6450370136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745 (or 741 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 6450370136 is about 80314.1963540693. The cubic root of 6450370136 is about 1861.4935912361.

The spelling of 6450370136 in words is "six billion, four hundred fifty million, three hundred seventy thousand, one hundred thirty-six".