72101348776 has 32 divisors (see below), whose sum is σ = 137334067200. Its totient is φ = 35483313600.

The previous prime is 72101348741. The next prime is 72101348801. The reversal of 72101348776 is 67784310127.

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, 142120 + ... + 405463.

It is an arithmetic number, because the mean of its divisors is an integer number (4291689600).

Almost surely, 2^72101348776 is an apocalyptic number.

It is an amenable number.

72101348776 is a deficient number, since it is larger than the sum of its proper divisors (65232718424).

72101348776 is a wasteful number, since it uses less digits than its factorization.

72101348776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547849 (or 547845 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 46.

The spelling of 72101348776 in words is "seventy-two billion, one hundred one million, three hundred forty-eight thousand, seven hundred seventy-six".