525728001011 has 16 divisors (see below), whose sum is σ = 559452700800. Its totient is φ = 493146662400.

The previous prime is 525728000989. The next prime is 525728001049. The reversal of 525728001011 is 110100827525.

It is a cyclic number.

It is not a de Polignac number, because 525728001011 - 2³⁰ = 524654259187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525728001511) 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, 640850 + ... + 1209191.

It is an arithmetic number, because the mean of its divisors is an integer number (34965793800).

Almost surely, 2^525728001011 is an apocalyptic number.

525728001011 is a deficient number, since it is larger than the sum of its proper divisors (33724699789).

525728001011 is a wasteful number, since it uses less digits than its factorization.

525728001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850350.

The product of its (nonzero) digits is 5600, while the sum is 32.

Adding to 525728001011 its reverse (110100827525), we get a palindrome (635828828536).

The spelling of 525728001011 in words is "five hundred twenty-five billion, seven hundred twenty-eight million, one thousand, eleven".