53120743408994 has 4 divisors (see below), whose sum is σ = 79681115113494. Its totient is φ = 26560371704496.

The previous prime is 53120743408991. The next prime is 53120743409033. The reversal of 53120743408994 is 49980434702135.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45381981658225 + 7738761750769 = 6736615^2 + 2781863^2 .

It is not an unprimeable number, because it can be changed into a prime (53120743408991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13280185852247 + ... + 13280185852250.

Almost surely, 2^{53120743408994} is an apocalyptic number.

53120743408994 is a deficient number, since it is larger than the sum of its proper divisors (26560371704500).

53120743408994 is a wasteful number, since it uses less digits than its factorization.

53120743408994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26560371704499.

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 53120743408994 in words is "fifty-three trillion, one hundred twenty billion, seven hundred forty-three million, four hundred eight thousand, nine hundred ninety-four".