64622404424 has 16 divisors (see below), whose sum is σ = 121227531120. Its totient is φ = 32295062800.

The previous prime is 64622404391. The next prime is 64622404459. The reversal of 64622404424 is 42440422646.

64622404424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2000402 + ... + 2032449.

It is an arithmetic number, because the mean of its divisors is an integer number (7576720695).

Almost surely, 2^64622404424 is an apocalyptic number.

It is an amenable number.

64622404424 is a deficient number, since it is larger than the sum of its proper divisors (56605126696).

64622404424 is a wasteful number, since it uses less digits than its factorization.

64622404424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4034860 (or 4034856 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 64622404424 in words is "sixty-four billion, six hundred twenty-two million, four hundred four thousand, four hundred twenty-four".