71037004434 has 16 divisors (see below), whose sum is σ = 154989828000. Its totient is φ = 21526364960.

The previous prime is 71037004411. The next prime is 71037004459. The reversal of 71037004434 is 43440073017.

It is a super-2 number, since 2×71037004434² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 71037004395 and 71037004404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538159059 + ... + 538159190.

It is an arithmetic number, because the mean of its divisors is an integer number (9686864250).

Almost surely, 2^71037004434 is an apocalyptic number.

71037004434 is an abundant number, since it is smaller than the sum of its proper divisors (83952823566).

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

71037004434 is a wasteful number, since it uses less digits than its factorization.

71037004434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076318265.

The product of its (nonzero) digits is 28224, while the sum is 33.

The spelling of 71037004434 in words is "seventy-one billion, thirty-seven million, four thousand, four hundred thirty-four".