52501020635 has 16 divisors (see below), whose sum is σ = 73359919296. Its totient is φ = 35321440128.

The previous prime is 52501020631. The next prime is 52501020643. The reversal of 52501020635 is 53602010525.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 52501020635 - 2² = 52501020631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52501020598 and 52501020607.

It is not an unprimeable number, because it can be changed into a prime (52501020631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14149364 + ... + 14153073.

It is an arithmetic number, because the mean of its divisors is an integer number (4584994956).

Almost surely, 2^52501020635 is an apocalyptic number.

52501020635 is a deficient number, since it is larger than the sum of its proper divisors (20858898661).

52501020635 is a wasteful number, since it uses less digits than its factorization.

52501020635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28302502.

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 52501020635 in words is "fifty-two billion, five hundred one million, twenty thousand, six hundred thirty-five".