83738785845272 has 16 divisors (see below), whose sum is σ = 157028538090240. Its totient is φ = 41864509021216.

The previous prime is 83738785845271. The next prime is 83738785845347. The reversal of 83738785845272 is 27254858783738.

83738785845272 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 83738785845193 and 83738785845202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83738785845271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 610414808 + ... + 610551975.

It is an arithmetic number, because the mean of its divisors is an integer number (9814283630640).

Almost surely, 2^{83738785845272} is an apocalyptic number.

It is an amenable number.

83738785845272 is a deficient number, since it is larger than the sum of its proper divisors (73289752244968).

83738785845272 is a wasteful number, since it uses less digits than its factorization.

83738785845272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220975362 (or 1220975358 counting only the distinct ones).

The product of its digits is 5057740800, while the sum is 77.

The spelling of 83738785845272 in words is "eighty-three trillion, seven hundred thirty-eight billion, seven hundred eighty-five million, eight hundred forty-five thousand, two hundred seventy-two".