2663021675340 has 192 divisors, whose sum is σ = 9047927992320. Its totient is φ = 646280328960.

The previous prime is 2663021675309. The next prime is 2663021675401. The reversal of 2663021675340 is 435761203662.

2663021675340 is a `hidden beast` number, since 2 + 6 + 6 + 30 + 21 + 67 + 534 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2173044 + ... + 3169883.

It is an arithmetic number, because the mean of its divisors is an integer number (47124624960).

Almost surely, 2^{2663021675340} is an apocalyptic number.

2663021675340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2663021675340 is an abundant number, since it is smaller than the sum of its proper divisors (6384906316980).

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

2663021675340 is a wasteful number, since it uses less digits than its factorization.

2663021675340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5343029 (or 5343021 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 2663021675340 in words is "two trillion, six hundred sixty-three billion, twenty-one million, six hundred seventy-five thousand, three hundred forty".