654244321255 has 16 divisors (see below), whose sum is σ = 944473006080. Its totient is φ = 425012851872.

The previous prime is 654244321231. The next prime is 654244321271. The reversal of 654244321255 is 552123442456.

It is not a de Polignac number, because 654244321255 - 2⁵ = 654244321223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491912359 + ... + 491913688.

It is an arithmetic number, because the mean of its divisors is an integer number (59029562880).

Almost surely, 2^654244321255 is an apocalyptic number.

654244321255 is a deficient number, since it is larger than the sum of its proper divisors (290228684825).

654244321255 is a wasteful number, since it uses less digits than its factorization.

654244321255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983826078.

The product of its digits is 1152000, while the sum is 43.

The spelling of 654244321255 in words is "six hundred fifty-four billion, two hundred forty-four million, three hundred twenty-one thousand, two hundred fifty-five".