64126657058 has 16 divisors (see below), whose sum is σ = 99612840096. Its totient is φ = 30940344960.

The previous prime is 64126657057. The next prime is 64126657159. The reversal of 64126657058 is 85075662146.

It is a super-2 number, since 2×64126657058² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64126656997 and 64126657015.

It is not an unprimeable number, because it can be changed into a prime (64126657057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4484783 + ... + 4499058.

It is an arithmetic number, because the mean of its divisors is an integer number (6225802506).

Almost surely, 2^64126657058 is an apocalyptic number.

64126657058 is a deficient number, since it is larger than the sum of its proper divisors (35486183038).

64126657058 is a wasteful number, since it uses less digits than its factorization.

64126657058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8983969.

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 64126657058 in words is "sixty-four billion, one hundred twenty-six million, six hundred fifty-seven thousand, fifty-eight".