63311292933945 has 128 divisors (see below), whose sum is σ = 120453820416000. Its totient is φ = 27783071124480.

The previous prime is 63311292933937. The next prime is 63311292933989. The reversal of 63311292933945 is 54933929211336.

It is not a de Polignac number, because 63311292933945 - 2³ = 63311292933937 is a prime.

It is a super-2 number, since 2×63311292933945² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 459144471 + ... + 459282339.

It is an arithmetic number, because the mean of its divisors is an integer number (941045472000).

Almost surely, 2^{63311292933945} is an apocalyptic number.

It is an amenable number.

63311292933945 is a deficient number, since it is larger than the sum of its proper divisors (57142527482055).

63311292933945 is a wasteful number, since it uses less digits than its factorization.

63311292933945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138783.

The product of its digits is 28343520, while the sum is 60.

The spelling of 63311292933945 in words is "sixty-three trillion, three hundred eleven billion, two hundred ninety-two million, nine hundred thirty-three thousand, nine hundred forty-five".