655156511061 has 16 divisors (see below), whose sum is σ = 942200634816. Its totient is φ = 402546203136.

The previous prime is 655156511039. The next prime is 655156511081. The reversal of 655156511061 is 160115651556.

It is not a de Polignac number, because 655156511061 - 2¹⁷ = 655156379989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655156511021) 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 15 ways as a sum of consecutive naturals, for example, 13037820 + ... + 13087973.

It is an arithmetic number, because the mean of its divisors is an integer number (58887539676).

Almost surely, 2^655156511061 is an apocalyptic number.

It is an amenable number.

655156511061 is a deficient number, since it is larger than the sum of its proper divisors (287044123755).

655156511061 is a wasteful number, since it uses less digits than its factorization.

655156511061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26126452.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 655156511061 in words is "six hundred fifty-five billion, one hundred fifty-six million, five hundred eleven thousand, sixty-one".