64973350126 has 4 divisors (see below), whose sum is σ = 97460025192. Its totient is φ = 32486675062.

The previous prime is 64973350009. The next prime is 64973350163. The reversal of 64973350126 is 62105337946.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62105337946 = 2 ⋅31052668973.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 16243337530 + ... + 16243337533.

It is an arithmetic number, because the mean of its divisors is an integer number (24365006298).

Almost surely, 2^64973350126 is an apocalyptic number.

64973350126 is a deficient number, since it is larger than the sum of its proper divisors (32486675066).

64973350126 is a wasteful number, since it uses less digits than its factorization.

64973350126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32486675065.

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 64973350126 in words is "sixty-four billion, nine hundred seventy-three million, three hundred fifty thousand, one hundred twenty-six".