2151334350 has 192 divisors, whose sum is σ = 6502798080. Its totient is φ = 518659200.

The previous prime is 2151334349. The next prime is 2151334351. The reversal of 2151334350 is 534331512.

2151334350 is a `hidden beast` number, since 215 + 13 + 3 + 435 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (2151334349) and next prime (2151334351).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151334351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4113189 + ... + 4113711.

It is an arithmetic number, because the mean of its divisors is an integer number (33868740).

Almost surely, 2^2151334350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2151334350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3251399040).

2151334350 is an abundant number, since it is smaller than the sum of its proper divisors (4351463730).

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

2151334350 is a wasteful number, since it uses less digits than its factorization.

2151334350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 2151334350 is about 46382.4789117615. The cubic root of 2151334350 is about 1290.9298325898.

Adding to 2151334350 its reverse (534331512), we get a palindrome (2685665862).

The spelling of 2151334350 in words is "two billion, one hundred fifty-one million, three hundred thirty-four thousand, three hundred fifty".