2654534426821 has 8 divisors (see below), whose sum is σ = 2669208800000. Its totient is φ = 2639873404080.

The previous prime is 2654534426737. The next prime is 2654534426851. The reversal of 2654534426821 is 1286244354562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2654534426821 - 2¹³ = 2654534418629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2654534426851) 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, 2938710 + ... + 3734311.

It is an arithmetic number, because the mean of its divisors is an integer number (333651100000).

Almost surely, 2^{2654534426821} is an apocalyptic number.

It is an amenable number.

2654534426821 is a deficient number, since it is larger than the sum of its proper divisors (14674373179).

2654534426821 is a wasteful number, since it uses less digits than its factorization.

2654534426821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675219.

The product of its digits is 11059200, while the sum is 52.

The spelling of 2654534426821 in words is "two trillion, six hundred fifty-four billion, five hundred thirty-four million, four hundred twenty-six thousand, eight hundred twenty-one".