82939962551044 has 27 divisors (see below), whose sum is σ = 154185679019743. Its totient is φ = 39030424898048.

The previous prime is 82939962551023. The next prime is 82939962551051. The reversal of 82939962551044 is 44015526993928.

The square root of 82939962551044 is 9107138.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 7433595037444 + 75506367513600 = 2726462^2 + 8689440^2 .

It is a super-2 number, since 2×82939962551044² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 309508764 + ... + 309776620.

Almost surely, 2^{82939962551044} is an apocalyptic number.

82939962551044 is the 9107138-th square number.

It is an amenable number.

82939962551044 is a deficient number, since it is larger than the sum of its proper divisors (71245716468699).

82939962551044 is an frugal number, since it uses more digits than its factorization.

82939962551044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535752 (or 267876 counting only the distinct ones).

The product of its (nonzero) digits is 167961600, while the sum is 67.

The spelling of 82939962551044 in words is "eighty-two trillion, nine hundred thirty-nine billion, nine hundred sixty-two million, five hundred fifty-one thousand, forty-four".