71602534984 has 32 divisors (see below), whose sum is σ = 136282142880. Its totient is φ = 35260815744.

The previous prime is 71602534981. The next prime is 71602535117. The reversal of 71602534984 is 48943520617.

It is a happy number.

It is a super-2 number, since 2×71602534984² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (71602534981) 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, 6027819 + ... + 6039685.

It is an arithmetic number, because the mean of its divisors is an integer number (4258816965).

It is a 1-persistent number, because it is pandigital, but 2⋅71602534984 = 143205069968 is not.

Almost surely, 2^71602534984 is an apocalyptic number.

It is an amenable number.

71602534984 is a deficient number, since it is larger than the sum of its proper divisors (64679607896).

71602534984 is a wasteful number, since it uses less digits than its factorization.

71602534984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23197 (or 23193 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 71602534984 in words is "seventy-one billion, six hundred two million, five hundred thirty-four thousand, nine hundred eighty-four".