476680486147778 has 16 divisors (see below), whose sum is σ = 781228212813504. Its totient is φ = 216338059605360.

The previous prime is 476680486147699. The next prime is 476680486147819. The reversal of 476680486147778 is 877741684086674.

It is a junction number, because it is equal to n+sod(n) for n = 476680486147696 and 476680486147705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16744417625 + ... + 16744446092.

It is an arithmetic number, because the mean of its divisors is an integer number (48826763300844).

Almost surely, 2^{476680486147778} is an apocalyptic number.

476680486147778 is a deficient number, since it is larger than the sum of its proper divisors (304547726665726).

476680486147778 is a wasteful number, since it uses less digits than its factorization.

476680486147778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33488864377.

The product of its (nonzero) digits is 16994009088, while the sum is 83.

The spelling of 476680486147778 in words is "four hundred seventy-six trillion, six hundred eighty billion, four hundred eighty-six million, one hundred forty-seven thousand, seven hundred seventy-eight".