53020102505 has 8 divisors (see below), whose sum is σ = 63625362624. Its totient is φ = 42415255600.

The previous prime is 53020102493. The next prime is 53020102561. The reversal of 53020102505 is 50520102035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53020102505 - 2¹² = 53020098409 is a prime.

It is a super-2 number, since 2×53020102505² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419810 + ... + 531300.

It is an arithmetic number, because the mean of its divisors is an integer number (7953170328).

Almost surely, 2^53020102505 is an apocalyptic number.

It is an amenable number.

53020102505 is a deficient number, since it is larger than the sum of its proper divisors (10605260119).

53020102505 is a wasteful number, since it uses less digits than its factorization.

53020102505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206607.

The product of its (nonzero) digits is 1500, while the sum is 23.

The spelling of 53020102505 in words is "fifty-three billion, twenty million, one hundred two thousand, five hundred five".