155283382551 has 8 divisors (see below), whose sum is σ = 225866738304. Its totient is φ = 94111140920.

The previous prime is 155283382517. The next prime is 155283382663.

155283382551 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 155283382551 - 2⁶ = 155283382487 is a prime.

It is a super-2 number, since 2×155283382551² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 155283382551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155283384551) 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 7 ways as a sum of consecutive naturals, for example, 2352778491 + ... + 2352778556.

It is an arithmetic number, because the mean of its divisors is an integer number (28233342288).

Almost surely, 2^155283382551 is an apocalyptic number.

155283382551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

155283382551 is a deficient number, since it is larger than the sum of its proper divisors (70583355753).

155283382551 is a wasteful number, since it uses less digits than its factorization.

155283382551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705557061.

The product of its digits is 1440000, while the sum is 48.

The spelling of 155283382551 in words is "one hundred fifty-five billion, two hundred eighty-three million, three hundred eighty-two thousand, five hundred fifty-one".