53146050644 has 12 divisors (see below), whose sum is σ = 96212678100. Its totient is φ = 25656714048.

The previous prime is 53146050611. The next prime is 53146050653. The reversal of 53146050644 is 44605064135.

It can be written as a sum of positive squares in 2 ways, for example, as 19484809744 + 33661240900 = 139588^2 + 183470^2 .

It is a super-3 number, since 3×53146050644³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 53146050598 and 53146050607.

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, 229077689 + ... + 229077920.

It is an arithmetic number, because the mean of its divisors is an integer number (8017723175).

Almost surely, 2^53146050644 is an apocalyptic number.

It is an amenable number.

53146050644 is a deficient number, since it is larger than the sum of its proper divisors (43066627456).

53146050644 is a wasteful number, since it uses less digits than its factorization.

53146050644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458155642 (or 458155640 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 53146050644 in words is "fifty-three billion, one hundred forty-six million, fifty thousand, six hundred forty-four".