167796242478 has 12 divisors (see below), whose sum is σ = 363558525408. Its totient is φ = 55932080820.

The previous prime is 167796242447. The next prime is 167796242491. The reversal of 167796242478 is 874242697761.

167796242478 is a `hidden beast` number, since 1 + 6 + 77 + 96 + 2 + 4 + 2 + 478 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4661006718 + ... + 4661006753.

It is an arithmetic number, because the mean of its divisors is an integer number (30296543784).

Almost surely, 2^167796242478 is an apocalyptic number.

167796242478 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

167796242478 is an abundant number, since it is smaller than the sum of its proper divisors (195762282930).

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

167796242478 is a wasteful number, since it uses less digits than its factorization.

167796242478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9322013479 (or 9322013476 counting only the distinct ones).

The product of its digits is 56899584, while the sum is 63.

The spelling of 167796242478 in words is "one hundred sixty-seven billion, seven hundred ninety-six million, two hundred forty-two thousand, four hundred seventy-eight".