82010739426 has 96 divisors (see below), whose sum is σ = 209931813504. Its totient is φ = 20899507200.

The previous prime is 82010739407. The next prime is 82010739443. The reversal of 82010739426 is 62493701028.

It is a super-2 number, since 2×82010739426² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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 47 ways as a sum of consecutive naturals, for example, 117106 + ... + 421586.

It is an arithmetic number, because the mean of its divisors is an integer number (2186789724).

Almost surely, 2^82010739426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82010739426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104965906752).

82010739426 is an abundant number, since it is smaller than the sum of its proper divisors (127921074078).

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

82010739426 is a wasteful number, since it uses less digits than its factorization.

82010739426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304568 (or 304557 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 82010739426 in words is "eighty-two billion, ten million, seven hundred thirty-nine thousand, four hundred twenty-six".