66070325526 has 32 divisors (see below), whose sum is σ = 139539891840. Its totient is φ = 20797642944.

The previous prime is 66070325491. The next prime is 66070325579. The reversal of 66070325526 is 62552307066.

It is a super-2 number, since 2×66070325526² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 890140 + ... + 961503.

It is an arithmetic number, because the mean of its divisors is an integer number (4360621620).

Almost surely, 2^66070325526 is an apocalyptic number.

66070325526 is an abundant number, since it is smaller than the sum of its proper divisors (73469566314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66070325526 is a wasteful number, since it uses less digits than its factorization.

66070325526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851980.

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 66070325526 in words is "sixty-six billion, seventy million, three hundred twenty-five thousand, five hundred twenty-six".