53742069867776 has 36 divisors (see below), whose sum is σ = 109032803409684. Its totient is φ = 26430526156800.

The previous prime is 53742069867749. The next prime is 53742069867793. The reversal of 53742069867776 is 67776896024735.

It can be written as a sum of positive squares in 2 ways, for example, as 8263555129600 + 45478514738176 = 2874640^2 + 6743776^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53742069867697 and 53742069867706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720721765 + ... + 1720752996.

Almost surely, 2^{53742069867776} is an apocalyptic number.

It is an amenable number.

53742069867776 is an abundant number, since it is smaller than the sum of its proper divisors (55290733541908).

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

53742069867776 is an equidigital number, since it uses as much as digits as its factorization.

53742069867776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441474838 (or 3441474824 counting only the distinct ones).

The product of its (nonzero) digits is 4480842240, while the sum is 77.

The spelling of 53742069867776 in words is "fifty-three trillion, seven hundred forty-two billion, sixty-nine million, eight hundred sixty-seven thousand, seven hundred seventy-six".