2533955733064 has 128 divisors (see below), whose sum is σ = 5773898626560. Its totient is φ = 1017733828608.

The previous prime is 2533955733053. The next prime is 2533955733079. The reversal of 2533955733064 is 4603375593352.

It is a junction number, because it is equal to n+sod(n) for n = 2533955732996 and 2533955733014.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 642644677 + ... + 642648619.

It is an arithmetic number, because the mean of its divisors is an integer number (45108583020).

Almost surely, 2^{2533955733064} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2533955733064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2886949313280).

2533955733064 is an abundant number, since it is smaller than the sum of its proper divisors (3239942893496).

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

2533955733064 is a wasteful number, since it uses less digits than its factorization.

2533955733064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6687 (or 6683 counting only the distinct ones).

The product of its (nonzero) digits is 30618000, while the sum is 55.

The spelling of 2533955733064 in words is "two trillion, five hundred thirty-three billion, nine hundred fifty-five million, seven hundred thirty-three thousand, sixty-four".