102012877395 has 96 divisors (see below), whose sum is σ = 208356168384. Its totient is φ = 45519667200.

The previous prime is 102012877367. The next prime is 102012877399. The reversal of 102012877395 is 593778210201.

102012877395 is a `hidden beast` number, since 10 + 201 + 287 + 73 + 95 = 666.

It is not a de Polignac number, because 102012877395 - 2⁶ = 102012877331 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 102012877395.

It is not an unprimeable number, because it can be changed into a prime (102012877399) 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 95 ways as a sum of consecutive naturals, for example, 2145075 + ... + 2192115.

It is an arithmetic number, because the mean of its divisors is an integer number (2170376754).

Almost surely, 2^102012877395 is an apocalyptic number.

102012877395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102012877395 is an abundant number, since it is smaller than the sum of its proper divisors (106343290989).

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

102012877395 is a wasteful number, since it uses less digits than its factorization.

102012877395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47413 (or 47410 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 102012877395 in words is "one hundred two billion, twelve million, eight hundred seventy-seven thousand, three hundred ninety-five".