2899653120 has 640 divisors, whose sum is σ = 12704186880. Its totient is φ = 610467840.

The previous prime is 2899653089. The next prime is 2899653121. The reversal of 2899653120 is 213569982.

2899653120 is a `hidden beast` number, since 2 + 8 + 9 + 96 + 531 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (640).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2899653121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6289690 + ... + 6290150.

It is an arithmetic number, because the mean of its divisors is an integer number (19850292).

Almost surely, 2^2899653120 is an apocalyptic number.

2899653120 is a gapful number since it is divisible by the number (20) 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 2899653120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6352093440).

2899653120 is an abundant number, since it is smaller than the sum of its proper divisors (9804533760).

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

2899653120 is a wasteful number, since it uses less digits than its factorization.

2899653120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 2899653120 is about 53848.4272750839. The cubic root of 2899653120 is about 1425.9862867319.

The spelling of 2899653120 in words is "two billion, eight hundred ninety-nine million, six hundred fifty-three thousand, one hundred twenty".