71411577044 has 24 divisors (see below), whose sum is σ = 125383745760. Its totient is φ = 35587738656.

The previous prime is 71411577037. The next prime is 71411577049. The reversal of 71411577044 is 44077511417.

It is a super-2 number, since 2×71411577044² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 71411576992 and 71411577010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71411577049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3706067 + ... + 3725285.

It is an arithmetic number, because the mean of its divisors is an integer number (5224322740).

Almost surely, 2^71411577044 is an apocalyptic number.

It is an amenable number.

71411577044 is a deficient number, since it is larger than the sum of its proper divisors (53972168716).

71411577044 is a wasteful number, since it uses less digits than its factorization.

71411577044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22247 (or 22245 counting only the distinct ones).

The product of its (nonzero) digits is 109760, while the sum is 41.

The spelling of 71411577044 in words is "seventy-one billion, four hundred eleven million, five hundred seventy-seven thousand, forty-four".