54826277621 has 8 divisors (see below), whose sum is σ = 57779230080. Its totient is φ = 51880061088.

The previous prime is 54826277609. The next prime is 54826277633. The reversal of 54826277621 is 12677262845.

It is an interprime number because it is at equal distance from previous prime (54826277609) and next prime (54826277633).

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 54826277621 - 2⁶ = 54826277557 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54826277621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54826277641) 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, 1667261 + ... + 1699826.

It is an arithmetic number, because the mean of its divisors is an integer number (7222403760).

Almost surely, 2^54826277621 is an apocalyptic number.

It is an amenable number.

54826277621 is a deficient number, since it is larger than the sum of its proper divisors (2952952459).

54826277621 is a wasteful number, since it uses less digits than its factorization.

54826277621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367963.

The product of its digits is 2257920, while the sum is 50.

The spelling of 54826277621 in words is "fifty-four billion, eight hundred twenty-six million, two hundred seventy-seven thousand, six hundred twenty-one".