102772715055 has 8 divisors (see below), whose sum is σ = 164436344112. Its totient is φ = 54812114688.

The previous prime is 102772715047. The next prime is 102772715159. The reversal of 102772715055 is 550517277201.

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

It is not a de Polignac number, because 102772715055 - 2³ = 102772715047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102772714998 and 102772715016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3425757154 + ... + 3425757183.

It is an arithmetic number, because the mean of its divisors is an integer number (20554543014).

Almost surely, 2^102772715055 is an apocalyptic number.

102772715055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102772715055 is a deficient number, since it is larger than the sum of its proper divisors (61663629057).

102772715055 is an equidigital number, since it uses as much as digits as its factorization.

102772715055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6851514345.

The product of its (nonzero) digits is 171500, while the sum is 42.

The spelling of 102772715055 in words is "one hundred two billion, seven hundred seventy-two million, seven hundred fifteen thousand, fifty-five".