2076655534921 has 16 divisors (see below), whose sum is σ = 2343794693760. Its totient is φ = 1822588069120.

The previous prime is 2076655534897. The next prime is 2076655534931. The reversal of 2076655534921 is 1294355566702.

It is a cyclic number.

It is not a de Polignac number, because 2076655534921 - 2⁹ = 2076655534409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2076655534931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2932236 + ... + 3570898.

It is an arithmetic number, because the mean of its divisors is an integer number (146487168360).

Almost surely, 2^{2076655534921} is an apocalyptic number.

It is an amenable number.

2076655534921 is a deficient number, since it is larger than the sum of its proper divisors (267139158839).

2076655534921 is a wasteful number, since it uses less digits than its factorization.

2076655534921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648896.

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 2076655534921 in words is "two trillion, seventy-six billion, six hundred fifty-five million, five hundred thirty-four thousand, nine hundred twenty-one".