71526133652106 has 32 divisors (see below), whose sum is σ = 163491239226240. Its totient is φ = 20435671469376.

The previous prime is 71526133652063. The next prime is 71526133652123. The reversal of 71526133652106 is 60125633162517.

It is a happy 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, 12907141 + ... + 17596776.

It is an arithmetic number, because the mean of its divisors is an integer number (5109101225820).

Almost surely, 2^{71526133652106} is an apocalyptic number.

71526133652106 is an abundant number, since it is smaller than the sum of its proper divisors (91965105574134).

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

71526133652106 is a wasteful number, since it uses less digits than its factorization.

71526133652106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30559758.

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 71526133652106 in words is "seventy-one trillion, five hundred twenty-six billion, one hundred thirty-three million, six hundred fifty-two thousand, one hundred six".