63316245517642 has 32 divisors (see below), whose sum is σ = 105360059206080. Its totient is φ = 28350854762880.

The previous prime is 63316245517621. The next prime is 63316245517669. The reversal of 63316245517642 is 24671554261336.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165720088 + ... + 166101715.

It is an arithmetic number, because the mean of its divisors is an integer number (3292501850190).

Almost surely, 2^{63316245517642} is an apocalyptic number.

63316245517642 is a deficient number, since it is larger than the sum of its proper divisors (42043813688438).

63316245517642 is a wasteful number, since it uses less digits than its factorization.

63316245517642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331822038.

The product of its digits is 21772800, while the sum is 55.

Adding to 63316245517642 its reverse (24671554261336), we get a palindrome (87987799778978).

The spelling of 63316245517642 in words is "sixty-three trillion, three hundred sixteen billion, two hundred forty-five million, five hundred seventeen thousand, six hundred forty-two".