102298999678 has 8 divisors (see below), whose sum is σ = 153468153072. Its totient is φ = 51142948656.

The previous prime is 102298999633. The next prime is 102298999679. The reversal of 102298999678 is 876999892201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102298999679) 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, 3256050 + ... + 3287317.

It is an arithmetic number, because the mean of its divisors is an integer number (19183519134).

Almost surely, 2^102298999678 is an apocalyptic number.

102298999678 is a deficient number, since it is larger than the sum of its proper divisors (51169153394).

102298999678 is an equidigital number, since it uses as much as digits as its factorization.

102298999678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6551186.

The product of its (nonzero) digits is 70543872, while the sum is 70.

The spelling of 102298999678 in words is "one hundred two billion, two hundred ninety-eight million, nine hundred ninety-nine thousand, six hundred seventy-eight".