83959470000 has 800 divisors, whose sum is σ = 355518197760. Its totient is φ = 18558720000.

The previous prime is 83959469989. The next prime is 83959470011. The reversal of 83959470000 is 7495938.

It is an interprime number because it is at equal distance from previous prime (83959469989) and next prime (83959470011).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 58589284 + ... + 58590716.

Almost surely, 2^83959470000 is an apocalyptic number.

83959470000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83959470000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177759098880).

83959470000 is an abundant number, since it is smaller than the sum of its proper divisors (271558727760).

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

83959470000 is a wasteful number, since it uses less digits than its factorization.

83959470000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508 (or 1481 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 83959470000 in words is "eighty-three billion, nine hundred fifty-nine million, four hundred seventy thousand".