20678383298 has 8 divisors (see below), whose sum is σ = 31026218508. Its totient is φ = 10336310464.

The previous prime is 20678383277. The next prime is 20678383321. The reversal of 20678383298 is 89238387602.

It can be written as a sum of positive squares in 2 ways, for example, as 20637333649 + 41049649 = 143657^2 + 6407^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1431611 + ... + 1445982.

Almost surely, 2^20678383298 is an apocalyptic number.

20678383298 is a deficient number, since it is larger than the sum of its proper divisors (10347835210).

20678383298 is a wasteful number, since it uses less digits than its factorization.

20678383298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2881188.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The spelling of 20678383298 in words is "twenty billion, six hundred seventy-eight million, three hundred eighty-three thousand, two hundred ninety-eight".