2154133301064 has 32 divisors (see below), whose sum is σ = 5702117562720. Its totient is φ = 675806525696.

The previous prime is 2154133301063. The next prime is 2154133301071. The reversal of 2154133301064 is 4601033314512.

It is not an unprimeable number, because it can be changed into a prime (2154133301063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2639868834 + ... + 2639869649.

It is an arithmetic number, because the mean of its divisors is an integer number (178191173835).

Almost surely, 2^{2154133301064} is an apocalyptic number.

2154133301064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2154133301064 is an abundant number, since it is smaller than the sum of its proper divisors (3547984261656).

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

2154133301064 is a wasteful number, since it uses less digits than its factorization.

2154133301064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279738509 (or 5279738505 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 2154133301064 its reverse (4601033314512), we get a palindrome (6755166615576).

The spelling of 2154133301064 in words is "two trillion, one hundred fifty-four billion, one hundred thirty-three million, three hundred one thousand, sixty-four".