485177661280146 has 16 divisors (see below), whose sum is σ = 1003815850924800. Its totient is φ = 156149132365968.

The previous prime is 485177661280139. The next prime is 485177661280163. The reversal of 485177661280146 is 641082166771584.

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, 1394188681666 + ... + 1394188682013.

It is an arithmetic number, because the mean of its divisors is an integer number (62738490682800).

Almost surely, 2^{485177661280146} is an apocalyptic number.

485177661280146 is an abundant number, since it is smaller than the sum of its proper divisors (518638189644654).

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

485177661280146 is a wasteful number, since it uses less digits than its factorization.

485177661280146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788377363713.

The product of its (nonzero) digits is 108380160, while the sum is 66.

The spelling of 485177661280146 in words is "four hundred eighty-five trillion, one hundred seventy-seven billion, six hundred sixty-one million, two hundred eighty thousand, one hundred forty-six".