71461465225 has 24 divisors (see below), whose sum is σ = 90612325440. Its totient is φ = 55889496000.

The previous prime is 71461465157. The next prime is 71461465301. The reversal of 71461465225 is 52256416417.

It is not a de Polignac number, because 71461465225 - 2¹⁵ = 71461432457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133140 + ... + 400810.

It is an arithmetic number, because the mean of its divisors is an integer number (3775513560).

Almost surely, 2^71461465225 is an apocalyptic number.

It is an amenable number.

71461465225 is a deficient number, since it is larger than the sum of its proper divisors (19150860215).

71461465225 is a wasteful number, since it uses less digits than its factorization.

71461465225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267921 (or 267916 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The spelling of 71461465225 in words is "seventy-one billion, four hundred sixty-one million, four hundred sixty-five thousand, two hundred twenty-five".