101765280838 has 64 divisors (see below), whose sum is σ = 168181272000. Its totient is φ = 45901785600.

The previous prime is 101765280833. The next prime is 101765280857. The reversal of 101765280838 is 838082567101.

It is a junction number, because it is equal to n+sod(n) for n = 101765280791 and 101765280800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101765280833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70037320 + ... + 70038772.

It is an arithmetic number, because the mean of its divisors is an integer number (2627832375).

Almost surely, 2^101765280838 is an apocalyptic number.

101765280838 is a deficient number, since it is larger than the sum of its proper divisors (66415991162).

101765280838 is a wasteful number, since it uses less digits than its factorization.

101765280838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897.

The product of its (nonzero) digits is 645120, while the sum is 49.

The spelling of 101765280838 in words is "one hundred one billion, seven hundred sixty-five million, two hundred eighty thousand, eight hundred thirty-eight".