67982440553739 has 16 divisors (see below), whose sum is σ = 100718148592000. Its totient is φ = 45320087205288.

The previous prime is 67982440553723. The next prime is 67982440553801. The reversal of 67982440553739 is 93735504428976.

It is a happy number.

67982440553739 is a `hidden beast` number, since 6 + 7 + 9 + 8 + 24 + 40 + 553 + 7 + 3 + 9 = 666.

It is not a de Polignac number, because 67982440553739 - 2⁴ = 67982440553723 is a prime.

It is a super-2 number, since 2×67982440553739² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67982440553939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41963389 + ... + 43553310.

It is an arithmetic number, because the mean of its divisors is an integer number (6294884287000).

Almost surely, 2^{67982440553739} is an apocalyptic number.

67982440553739 is a deficient number, since it is larger than the sum of its proper divisors (32735708038261).

67982440553739 is a wasteful number, since it uses less digits than its factorization.

67982440553739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85546151 (or 85546145 counting only the distinct ones).

The product of its (nonzero) digits is 1371686400, while the sum is 72.

The spelling of 67982440553739 in words is "sixty-seven trillion, nine hundred eighty-two billion, four hundred forty million, five hundred fifty-three thousand, seven hundred thirty-nine".