53551666250654 has 16 divisors (see below), whose sum is σ = 94370768498160. Its totient is φ = 22469230594560.

The previous prime is 53551666250609. The next prime is 53551666250659. The reversal of 53551666250654 is 45605266615535.

It is a junction number, because it is equal to n+sod(n) for n = 53551666250593 and 53551666250602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53551666250659) 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, 93621793859 + ... + 93621794430.

It is an arithmetic number, because the mean of its divisors is an integer number (5898173031135).

Almost surely, 2^{53551666250654} is an apocalyptic number.

53551666250654 is a deficient number, since it is larger than the sum of its proper divisors (40819102247506).

53551666250654 is a wasteful number, since it uses less digits than its factorization.

53551666250654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187243588315.

The product of its (nonzero) digits is 97200000, while the sum is 59.

The spelling of 53551666250654 in words is "fifty-three trillion, five hundred fifty-one billion, six hundred sixty-six million, two hundred fifty thousand, six hundred fifty-four".