83469340944 has 960 divisors, whose sum is σ = 299230848000. Its totient is φ = 22140518400.

The previous prime is 83469340943. The next prime is 83469340949. The reversal of 83469340944 is 44904396438.

It is a super-2 number, since 2×83469340944² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (83469340943) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1056573897 + ... + 1056573975.

It is an arithmetic number, because the mean of its divisors is an integer number (311698800).

Almost surely, 2^83469340944 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 83469340944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149615424000).

83469340944 is an abundant number, since it is smaller than the sum of its proper divisors (215761507056).

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

83469340944 is a wasteful number, since it uses less digits than its factorization.

83469340944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 54.

The spelling of 83469340944 in words is "eighty-three billion, four hundred sixty-nine million, three hundred forty thousand, nine hundred forty-four".