52225011145 has 8 divisors (see below), whose sum is σ = 62691224904. Its totient is φ = 41765867904.

The previous prime is 52225011133. The next prime is 52225011173. The reversal of 52225011145 is 54111052225.

52225011145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2788156809 + 49436854336 = 52803^2 + 222344^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52225011145 is a prime.

It is a super-2 number, since 2×52225011145² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1751364 + ... + 1780933.

It is an arithmetic number, because the mean of its divisors is an integer number (7836403113).

Almost surely, 2^52225011145 is an apocalyptic number.

It is an amenable number.

52225011145 is a deficient number, since it is larger than the sum of its proper divisors (10466213759).

52225011145 is a wasteful number, since it uses less digits than its factorization.

52225011145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535259.

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 52225011145 in words is "fifty-two billion, two hundred twenty-five million, eleven thousand, one hundred forty-five".