655154234511 has 32 divisors (see below), whose sum is σ = 1085624663040. Its totient is φ = 342828827136.

The previous prime is 655154234507. The next prime is 655154234521. The reversal of 655154234511 is 115432451556.

It is not a de Polignac number, because 655154234511 - 2² = 655154234507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655154234521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24786331 + ... + 24812748.

It is an arithmetic number, because the mean of its divisors is an integer number (33925770720).

Almost surely, 2^655154234511 is an apocalyptic number.

655154234511 is a deficient number, since it is larger than the sum of its proper divisors (430470428529).

655154234511 is a wasteful number, since it uses less digits than its factorization.

655154234511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49599143.

The product of its digits is 360000, while the sum is 42.

The spelling of 655154234511 in words is "six hundred fifty-five billion, one hundred fifty-four million, two hundred thirty-four thousand, five hundred eleven".