5263985145 has 32 divisors (see below), whose sum is σ = 8940222720. Its totient is φ = 2635673600.

The previous prime is 5263985143. The next prime is 5263985147. The reversal of 5263985145 is 5415893625.

It is an interprime number because it is at equal distance from previous prime (5263985143) and next prime (5263985147).

It is not a de Polignac number, because 5263985145 - 2¹ = 5263985143 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5263985094 and 5263985103.

It is not an unprimeable number, because it can be changed into a prime (5263985143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76516 + ... + 127994.

It is an arithmetic number, because the mean of its divisors is an integer number (279381960).

Almost surely, 2^5263985145 is an apocalyptic number.

It is an amenable number.

5263985145 is a deficient number, since it is larger than the sum of its proper divisors (3676237575).

5263985145 is a wasteful number, since it uses less digits than its factorization.

5263985145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51905.

The product of its digits is 1296000, while the sum is 48.

The square root of 5263985145 is about 72553.3262159634. The cubic root of 5263985145 is about 1739.5552156162. Note that the first 3 decimals are identical.

The spelling of 5263985145 in words is "five billion, two hundred sixty-three million, nine hundred eighty-five thousand, one hundred forty-five".