155606610660 has 96 divisors (see below), whose sum is σ = 436910702592. Its totient is φ = 41379811200.

The previous prime is 155606610659. The next prime is 155606610661. The reversal of 155606610660 is 66016606551.

It is an interprime number because it is at equal distance from previous prime (155606610659) and next prime (155606610661).

It is not an unprimeable number, because it can be changed into a prime (155606610661) 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, 54578235 + ... + 54581085.

It is an arithmetic number, because the mean of its divisors is an integer number (4551153152).

Almost surely, 2^155606610660 is an apocalyptic number.

155606610660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155606610660 is an abundant number, since it is smaller than the sum of its proper divisors (281304091932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155606610660 is a wasteful number, since it uses less digits than its factorization.

155606610660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073 (or 5071 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 155606610660 in words is "one hundred fifty-five billion, six hundred six million, six hundred ten thousand, six hundred sixty".