83574011047538 has 48 divisors (see below), whose sum is σ = 146865234644352. Its totient is φ = 35516808624000.

The previous prime is 83574011047537. The next prime is 83574011047621.

83574011047538 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×83574011047538² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (83574011047531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66645470 + ... + 67887897.

It is an arithmetic number, because the mean of its divisors is an integer number (3059692388424).

Almost surely, 2^{83574011047538} is an apocalyptic number.

83574011047538 is a deficient number, since it is larger than the sum of its proper divisors (63291223596814).

83574011047538 is a wasteful number, since it uses less digits than its factorization.

83574011047538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134533559 (or 134533548 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 56.

The spelling of 83574011047538 in words is "eighty-three trillion, five hundred seventy-four billion, eleven million, forty-seven thousand, five hundred thirty-eight".