155306606001 has 4 divisors (see below), whose sum is σ = 207075474672. Its totient is φ = 103537737332.

The previous prime is 155306605973. The next prime is 155306606009. The reversal of 155306606001 is 100606603551.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 155306606001 - 2⁷ = 155306605873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155306606009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25884434331 + ... + 25884434336.

It is an arithmetic number, because the mean of its divisors is an integer number (51768868668).

Almost surely, 2^155306606001 is an apocalyptic number.

It is an amenable number.

155306606001 is a deficient number, since it is larger than the sum of its proper divisors (51768868671).

155306606001 is an equidigital number, since it uses as much as digits as its factorization.

155306606001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51768868670.

The product of its (nonzero) digits is 16200, while the sum is 33.

The spelling of 155306606001 in words is "one hundred fifty-five billion, three hundred six million, six hundred six thousand, one".