71553296630 has 16 divisors (see below), whose sum is σ = 128880528624. Its totient is φ = 28602519840.

The previous prime is 71553296627. The next prime is 71553296641. The reversal of 71553296630 is 3669235517.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2333861 + ... + 2364320.

It is an arithmetic number, because the mean of its divisors is an integer number (8055033039).

Almost surely, 2^71553296630 is an apocalyptic number.

71553296630 is a deficient number, since it is larger than the sum of its proper divisors (57327231994).

71553296630 is a wasteful number, since it uses less digits than its factorization.

71553296630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4699711.

The product of its (nonzero) digits is 1020600, while the sum is 47.

The spelling of 71553296630 in words is "seventy-one billion, five hundred fifty-three million, two hundred ninety-six thousand, six hundred thirty".