53352312447 has 48 divisors (see below), whose sum is σ = 85512855552. Its totient is φ = 29471480640.

The previous prime is 53352312427. The next prime is 53352312451. The reversal of 53352312447 is 74421325335.

It is a happy number.

It is not a de Polignac number, because 53352312447 - 2⁸ = 53352312191 is a prime.

It is a super-2 number, since 2×53352312447² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53352312427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4537458 + ... + 4549200.

It is an arithmetic number, because the mean of its divisors is an integer number (1781517824).

Almost surely, 2^53352312447 is an apocalyptic number.

53352312447 is a deficient number, since it is larger than the sum of its proper divisors (32160543105).

53352312447 is a wasteful number, since it uses less digits than its factorization.

53352312447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12788 (or 12781 counting only the distinct ones).

The product of its digits is 302400, while the sum is 39.

The spelling of 53352312447 in words is "fifty-three billion, three hundred fifty-two million, three hundred twelve thousand, four hundred forty-seven".