101506806872 has 16 divisors (see below), whose sum is σ = 190346445240. Its totient is φ = 50747754816.

The previous prime is 101506806853. The next prime is 101506806889. The reversal of 101506806872 is 278608605101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629213 + ... + 773900.

Almost surely, 2^101506806872 is an apocalyptic number.

It is an amenable number.

101506806872 is a deficient number, since it is larger than the sum of its proper divisors (88839638368).

101506806872 is a wasteful number, since it uses less digits than its factorization.

101506806872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412162 (or 1412158 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 101506806872 in words is "one hundred one billion, five hundred six million, eight hundred six thousand, eight hundred seventy-two".