83733657553 has 16 divisors (see below), whose sum is σ = 103254673536. Its totient is φ = 66123607680.

The previous prime is 83733657481. The next prime is 83733657563. The reversal of 83733657553 is 35575633738.

It is not a de Polignac number, because 83733657553 - 2¹³ = 83733649361 is a prime.

It is a super-2 number, since 2×83733657553² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83733657494 and 83733657503.

It is not an unprimeable number, because it can be changed into a prime (83733657563) 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 15 ways as a sum of consecutive naturals, for example, 835651 + ... + 930472.

It is an arithmetic number, because the mean of its divisors is an integer number (6453417096).

Almost surely, 2^83733657553 is an apocalyptic number.

It is an amenable number.

83733657553 is a deficient number, since it is larger than the sum of its proper divisors (19521015983).

83733657553 is a wasteful number, since it uses less digits than its factorization.

83733657553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766664.

The product of its digits is 23814000, while the sum is 55.

The spelling of 83733657553 in words is "eighty-three billion, seven hundred thirty-three million, six hundred fifty-seven thousand, five hundred fifty-three".