83733724144 has 20 divisors (see below), whose sum is σ = 185410389424. Its totient is φ = 35885881728.

The previous prime is 83733724133. The next prime is 83733724177. The reversal of 83733724144 is 44142733738.

It is a super-2 number, since 2×83733724144² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83733724094 and 83733724103.

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, 373811157 + ... + 373811380.

Almost surely, 2^83733724144 is an apocalyptic number.

It is an amenable number.

83733724144 is an abundant number, since it is smaller than the sum of its proper divisors (101676665280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83733724144 is a wasteful number, since it uses less digits than its factorization.

83733724144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747622552 (or 747622546 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 46.

The spelling of 83733724144 in words is "eighty-three billion, seven hundred thirty-three million, seven hundred twenty-four thousand, one hundred forty-four".