71406495215 has 16 divisors (see below), whose sum is σ = 93511168416. Its totient is φ = 51913344000.

The previous prime is 71406495203. The next prime is 71406495253. The reversal of 71406495215 is 51259460417.

It is not a de Polignac number, because 71406495215 - 2⁸ = 71406494959 is a prime.

It is a Duffinian number.

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, 77702 + ... + 385811.

It is an arithmetic number, because the mean of its divisors is an integer number (5844448026).

Almost surely, 2^71406495215 is an apocalyptic number.

71406495215 is a deficient number, since it is larger than the sum of its proper divisors (22104673201).

71406495215 is a wasteful number, since it uses less digits than its factorization.

71406495215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466330.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 71406495215 in words is "seventy-one billion, four hundred six million, four hundred ninety-five thousand, two hundred fifteen".