53051688428272 has 20 divisors (see below), whose sum is σ = 102787787450736. Its totient is φ = 26525807795840.

The previous prime is 53051688428261. The next prime is 53051688428273. The reversal of 53051688428272 is 27282488615035.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 53051688428272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53051688428273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12746397 + ... + 16388227.

Almost surely, 2^{53051688428272} is an apocalyptic number.

It is an amenable number.

53051688428272 is a deficient number, since it is larger than the sum of its proper divisors (49736099022464).

53051688428272 is a wasteful number, since it uses less digits than its factorization.

53051688428272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4552296 (or 4552290 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 61.

The spelling of 53051688428272 in words is "fifty-three trillion, fifty-one billion, six hundred eighty-eight million, four hundred twenty-eight thousand, two hundred seventy-two".