63381692160 has 144 divisors (see below), whose sum is σ = 224917099680. Its totient is φ = 16901775360.

The previous prime is 63381692039. The next prime is 63381692177. The reversal of 63381692160 is 6129618336.

63381692160 is a `hidden beast` number, since 633 + 8 + 1 + 6 + 9 + 2 + 1 + 6 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 882421 + ... + 951540.

Almost surely, 2^63381692160 is an apocalyptic number.

63381692160 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63381692160 is an abundant number, since it is smaller than the sum of its proper divisors (161535407520).

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

63381692160 is a wasteful number, since it uses less digits than its factorization.

63381692160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833991 (or 1833971 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 63381692160 in words is "sixty-three billion, three hundred eighty-one million, six hundred ninety-two thousand, one hundred sixty".