78298361122 has 8 divisors (see below), whose sum is σ = 117517916700. Its totient is φ = 39125722224.

The previous prime is 78298361107. The next prime is 78298361171. The reversal of 78298361122 is 22116389287.

It can be written as a sum of positive squares in 2 ways, for example, as 75465034681 + 2833326441 = 274709^2 + 53229^2 .

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

It is a super-2 number, since 2×78298361122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11724997 + ... + 11731672.

Almost surely, 2^78298361122 is an apocalyptic number.

78298361122 is a deficient number, since it is larger than the sum of its proper divisors (39219555578).

78298361122 is a wasteful number, since it uses less digits than its factorization.

78298361122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23458340.

The product of its digits is 580608, while the sum is 49.

The spelling of 78298361122 in words is "seventy-eight billion, two hundred ninety-eight million, three hundred sixty-one thousand, one hundred twenty-two".