2099397328560 has 1440 divisors, whose sum is σ = 9057615989760. Its totient is φ = 433745528832.

The previous prime is 2099397328547. The next prime is 2099397328577. The reversal of 2099397328560 is 658237939902.

2099397328560 is a `hidden beast` number, since 2 + 0 + 9 + 9 + 39 + 7 + 32 + 8 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 5288154282 + ... + 5288154678.

It is an arithmetic number, because the mean of its divisors is an integer number (6290011104).

Almost surely, 2^{2099397328560} is an apocalyptic number.

2099397328560 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 2099397328560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4528807994880).

2099397328560 is an abundant number, since it is smaller than the sum of its proper divisors (6958218661200).

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

2099397328560 is a wasteful number, since it uses less digits than its factorization.

2099397328560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 44089920, while the sum is 63.

The spelling of 2099397328560 in words is "two trillion, ninety-nine billion, three hundred ninety-seven million, three hundred twenty-eight thousand, five hundred sixty".