2797630560 has 288 divisors, whose sum is σ = 9816049152. Its totient is φ = 725345280.

The previous prime is 2797630529. The next prime is 2797630567. The reversal of 2797630560 is 650367972.

2797630560 is a `hidden beast` number, since 2 + 7 + 9 + 7 + 630 + 5 + 6 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

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 (2797630567) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10323225 + ... + 10323495.

It is an arithmetic number, because the mean of its divisors is an integer number (34083504).

Almost surely, 2^2797630560 is an apocalyptic number.

2797630560 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 2797630560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4908024576).

2797630560 is an abundant number, since it is smaller than the sum of its proper divisors (7018418592).

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

2797630560 is a wasteful number, since it uses less digits than its factorization.

2797630560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 45.

The square root of 2797630560 is about 52892.6323791887. The cubic root of 2797630560 is about 1409.0620591779.

The spelling of 2797630560 in words is "two billion, seven hundred ninety-seven million, six hundred thirty thousand, five hundred sixty".