655102455543 has 8 divisors (see below), whose sum is σ = 970522156400. Its totient is φ = 436734970344.

The previous prime is 655102455541. The next prime is 655102455551. The reversal of 655102455543 is 345554201556.

655102455543 is a `hidden beast` number, since 6 + 5 + 51 + 0 + 2 + 4 + 55 + 543 = 666.

It is not a de Polignac number, because 655102455543 - 2¹ = 655102455541 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 (655102455541) 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, 12131526928 + ... + 12131526981.

It is an arithmetic number, because the mean of its divisors is an integer number (121315269550).

Almost surely, 2^655102455543 is an apocalyptic number.

655102455543 is a deficient number, since it is larger than the sum of its proper divisors (315419700857).

655102455543 is a wasteful number, since it uses less digits than its factorization.

655102455543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24263053918 (or 24263053912 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 45.

The spelling of 655102455543 in words is "six hundred fifty-five billion, one hundred two million, four hundred fifty-five thousand, five hundred forty-three".