53431627046464 has 28 divisors (see below), whose sum is σ = 106053457196700. Its totient is φ = 26709496099328.

The previous prime is 53431627046443. The next prime is 53431627046527. The reversal of 53431627046464 is 46464072613435.

It can be written as a sum of positive squares in 2 ways, for example, as 53351220772864 + 80406273600 = 7304192^2 + 283560^2 .

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 3 ways as a sum of consecutive naturals, for example, 98436979 + ... + 98978290.

Almost surely, 2^{53431627046464} is an apocalyptic number.

It is an amenable number.

53431627046464 is a deficient number, since it is larger than the sum of its proper divisors (52621830150236).

53431627046464 is a wasteful number, since it uses less digits than its factorization.

53431627046464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197419510 (or 197419500 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 55.

Adding to 53431627046464 its reverse (46464072613435), we get a palindrome (99895699659899).

The spelling of 53431627046464 in words is "fifty-three trillion, four hundred thirty-one billion, six hundred twenty-seven million, forty-six thousand, four hundred sixty-four".