71263430042573 has 16 divisors (see below), whose sum is σ = 75602110320000. Its totient is φ = 67037164708800.

The previous prime is 71263430042533. The next prime is 71263430042579. The reversal of 71263430042573 is 37524003436217.

It is a cyclic number.

It is not a de Polignac number, because 71263430042573 - 2²² = 71263425848269 is a prime.

It is a super-2 number, since 2×71263430042573² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71263430042579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102597923 + ... + 103290176.

It is an arithmetic number, because the mean of its divisors is an integer number (4725131895000).

Almost surely, 2^{71263430042573} is an apocalyptic number.

It is an amenable number.

71263430042573 is a deficient number, since it is larger than the sum of its proper divisors (4338680277427).

71263430042573 is a wasteful number, since it uses less digits than its factorization.

71263430042573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205888372.

The product of its (nonzero) digits is 2540160, while the sum is 47.

The spelling of 71263430042573 in words is "seventy-one trillion, two hundred sixty-three billion, four hundred thirty million, forty-two thousand, five hundred seventy-three".