54420752651 has 4 divisors (see below), whose sum is σ = 54437182392. Its totient is φ = 54404322912.

The previous prime is 54420752621. The next prime is 54420752669. The reversal of 54420752651 is 15625702445.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54420752651 - 2¹⁸ = 54420490507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54420752599 and 54420752608.

It is not an unprimeable number, because it can be changed into a prime (54420752611) 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 3 ways as a sum of consecutive naturals, for example, 8209901 + ... + 8216526.

It is an arithmetic number, because the mean of its divisors is an integer number (13609295598).

Almost surely, 2^54420752651 is an apocalyptic number.

54420752651 is a deficient number, since it is larger than the sum of its proper divisors (16429741).

54420752651 is a wasteful number, since it uses less digits than its factorization.

54420752651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16429740.

The product of its (nonzero) digits is 336000, while the sum is 41.

The spelling of 54420752651 in words is "fifty-four billion, four hundred twenty million, seven hundred fifty-two thousand, six hundred fifty-one".