53474052736 has 64 divisors (see below), whose sum is σ = 114975491400. Its totient is φ = 24626442240.

The previous prime is 53474052689. The next prime is 53474052763. The reversal of 53474052736 is 63725047435.

It can be written as a sum of positive squares in 4 ways, for example, as 14317558336 + 39156494400 = 119656^2 + 197880^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732250 + ... + 801958.

Almost surely, 2^53474052736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53474052736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57487745700).

53474052736 is an abundant number, since it is smaller than the sum of its proper divisors (61501438664).

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

53474052736 is a wasteful number, since it uses less digits than its factorization.

53474052736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70197 (or 70185 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 46.

The spelling of 53474052736 in words is "fifty-three billion, four hundred seventy-four million, fifty-two thousand, seven hundred thirty-six".