83246372040 has 256 divisors, whose sum is σ = 289700167680. Its totient is φ = 18967956480.

The previous prime is 83246371991. The next prime is 83246372087. The reversal of 83246372040 is 4027364238.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 83246372040.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1074859 + ... + 1149701.

It is an arithmetic number, because the mean of its divisors is an integer number (1131641280).

Almost surely, 2^83246372040 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 83246372040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144850083840).

83246372040 is an abundant number, since it is smaller than the sum of its proper divisors (206453795640).

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

83246372040 is a wasteful number, since it uses less digits than its factorization.

83246372040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74924 (or 74920 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 39.

The spelling of 83246372040 in words is "eighty-three billion, two hundred forty-six million, three hundred seventy-two thousand, forty".