71155280993032 has 32 divisors (see below), whose sum is σ = 141265662642720. Its totient is φ = 33484482120960.

The previous prime is 71155280993023. The next prime is 71155280993053. The reversal of 71155280993032 is 23039908255117.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10282807 + ... + 15749497.

It is an arithmetic number, because the mean of its divisors is an integer number (4414551957585).

Almost surely, 2^{71155280993032} is an apocalyptic number.

It is an amenable number.

71155280993032 is a deficient number, since it is larger than the sum of its proper divisors (70110381649688).

71155280993032 is a wasteful number, since it uses less digits than its factorization.

71155280993032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5562421 (or 5562417 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 55.

The spelling of 71155280993032 in words is "seventy-one trillion, one hundred fifty-five billion, two hundred eighty million, nine hundred ninety-three thousand, thirty-two".