71034440004 has 72 divisors (see below), whose sum is σ = 195957609120. Its totient is φ = 21517372800.

The previous prime is 71034439991. The next prime is 71034440023. The reversal of 71034440004 is 40004443017.

It is a self number, because there is not a number n which added to its sum of digits gives 71034440004.

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, 1047819 + ... + 1113549.

It is an arithmetic number, because the mean of its divisors is an integer number (2721633460).

Almost surely, 2^71034440004 is an apocalyptic number.

It is an amenable number.

71034440004 is an abundant number, since it is smaller than the sum of its proper divisors (124923169116).

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

71034440004 is a wasteful number, since it uses less digits than its factorization.

71034440004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68481 (or 68476 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The spelling of 71034440004 in words is "seventy-one billion, thirty-four million, four hundred forty thousand, four".