102447323277 has 32 divisors (see below), whose sum is σ = 155225212800. Its totient is φ = 59580168192.

The previous prime is 102447323273. The next prime is 102447323347. The reversal of 102447323277 is 772323744201.

It is not a de Polignac number, because 102447323277 - 2² = 102447323273 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102447323273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134053 + ... + 472085.

It is an arithmetic number, because the mean of its divisors is an integer number (4850787900).

Almost surely, 2^102447323277 is an apocalyptic number.

It is an amenable number.

102447323277 is a deficient number, since it is larger than the sum of its proper divisors (52777889523).

102447323277 is a wasteful number, since it uses less digits than its factorization.

102447323277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338477.

The product of its (nonzero) digits is 395136, while the sum is 42.

The spelling of 102447323277 in words is "one hundred two billion, four hundred forty-seven million, three hundred twenty-three thousand, two hundred seventy-seven".