53386719572 has 6 divisors (see below), whose sum is σ = 93426759258. Its totient is φ = 26693359784.

The previous prime is 53386719557. The next prime is 53386719601. The reversal of 53386719572 is 27591768335.

It can be written as a sum of positive squares in only one way, i.e., 52737285316 + 649434256 = 229646^2 + 25484^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6673339943 + ... + 6673339950.

It is an arithmetic number, because the mean of its divisors is an integer number (15571126543).

Almost surely, 2^53386719572 is an apocalyptic number.

It is an amenable number.

53386719572 is a deficient number, since it is larger than the sum of its proper divisors (40040039686).

53386719572 is a wasteful number, since it uses less digits than its factorization.

53386719572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13346679897 (or 13346679895 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 56.

The spelling of 53386719572 in words is "fifty-three billion, three hundred eighty-six million, seven hundred nineteen thousand, five hundred seventy-two".