492401332128 has 48 divisors (see below), whose sum is σ = 1298247622560. Its totient is φ = 163410713856.

The previous prime is 492401332043. The next prime is 492401332141. The reversal of 492401332128 is 821233104294.

It is a tau number, because it is divible by the number of its divisors (48).

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 7 ways as a sum of consecutive naturals, for example, 11275963 + ... + 11319546.

It is an arithmetic number, because the mean of its divisors is an integer number (27046825470).

Almost surely, 2^492401332128 is an apocalyptic number.

492401332128 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

492401332128 is an abundant number, since it is smaller than the sum of its proper divisors (805846290432).

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

492401332128 is a wasteful number, since it uses less digits than its factorization.

492401332128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22595749 (or 22595741 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 492401332128 in words is "four hundred ninety-two billion, four hundred one million, three hundred thirty-two thousand, one hundred twenty-eight".