2665306354454 has 16 divisors (see below), whose sum is σ = 4028909734080. Its totient is φ = 1322338622280.

The previous prime is 2665306354411. The next prime is 2665306354457. The reversal of 2665306354454 is 4544536035662.

It is a junction number, because it is equal to n+sod(n) for n = 2665306354396 and 2665306354405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2665306354457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1927757 + ... + 3007799.

It is an arithmetic number, because the mean of its divisors is an integer number (251806858380).

Almost surely, 2^{2665306354454} is an apocalyptic number.

2665306354454 is a deficient number, since it is larger than the sum of its proper divisors (1363603379626).

2665306354454 is a wasteful number, since it uses less digits than its factorization.

2665306354454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089595.

The product of its (nonzero) digits is 31104000, while the sum is 53.

The spelling of 2665306354454 in words is "two trillion, six hundred sixty-five billion, three hundred six million, three hundred fifty-four thousand, four hundred fifty-four".