2153040035456 has 16 divisors (see below), whose sum is σ = 4289259445890. Its totient is φ = 1076520017664.

The previous prime is 2153040035441. The next prime is 2153040035561. The reversal of 2153040035456 is 6545300403512.

It can be written as a sum of positive squares in only one way, i.e., 2106608405056 + 46431630400 = 1451416^2 + 215480^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8410312511 + ... + 8410312766.

Almost surely, 2^{2153040035456} is an apocalyptic number.

It is an amenable number.

2153040035456 is a deficient number, since it is larger than the sum of its proper divisors (2136219410434).

2153040035456 is an equidigital number, since it uses as much as digits as its factorization.

2153040035456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16820625291 (or 16820625279 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 2153040035456 its reverse (6545300403512), we get a palindrome (8698340438968).

The spelling of 2153040035456 in words is "two trillion, one hundred fifty-three billion, forty million, thirty-five thousand, four hundred fifty-six".