83263240128 has 112 divisors (see below), whose sum is σ = 222493921280. Its totient is φ = 27479015424.

The previous prime is 83263240097. The next prime is 83263240153. The reversal of 83263240128 is 82104236238.

It is a super-2 number, since 2×83263240128² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12749568 + ... + 12756096.

Almost surely, 2^83263240128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83263240128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111246960640).

83263240128 is an abundant number, since it is smaller than the sum of its proper divisors (139230681152).

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

83263240128 is a wasteful number, since it uses less digits than its factorization.

83263240128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7194 (or 7184 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 83263240128 in words is "eighty-three billion, two hundred sixty-three million, two hundred forty thousand, one hundred twenty-eight".