82149941202 has 64 divisors (see below), whose sum is σ = 196031232000. Its totient is φ = 22439919744.

The previous prime is 82149941191. The next prime is 82149941213. The reversal of 82149941202 is 20214994128.

It is an interprime number because it is at equal distance from previous prime (82149941191) and next prime (82149941213).

It is a super-2 number, since 2×82149941202² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2060049 + ... + 2099547.

It is an arithmetic number, because the mean of its divisors is an integer number (3062988000).

Almost surely, 2^82149941202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82149941202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98015616000).

82149941202 is an abundant number, since it is smaller than the sum of its proper divisors (113881290798).

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

82149941202 is a wasteful number, since it uses less digits than its factorization.

82149941202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41687.

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 82149941202 in words is "eighty-two billion, one hundred forty-nine million, nine hundred forty-one thousand, two hundred two".