4252744872531 has 8 divisors (see below), whose sum is σ = 6300362774160. Its totient is φ = 2835163248336.

The previous prime is 4252744872499. The next prime is 4252744872569. The reversal of 4252744872531 is 1352784472524.

4252744872531 is a `hidden beast` number, since 4 + 2 + 5 + 27 + 4 + 4 + 87 + 2 + 531 = 666.

It is not a de Polignac number, because 4252744872531 - 2⁵ = 4252744872499 is a prime.

It is a super-2 number, since 2×4252744872531² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4252744872731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78754534650 + ... + 78754534703.

It is an arithmetic number, because the mean of its divisors is an integer number (787545346770).

Almost surely, 2^{4252744872531} is an apocalyptic number.

4252744872531 is a deficient number, since it is larger than the sum of its proper divisors (2047617901629).

4252744872531 is a wasteful number, since it uses less digits than its factorization.

4252744872531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157509069362 (or 157509069356 counting only the distinct ones).

The product of its digits is 15052800, while the sum is 54.

The spelling of 4252744872531 in words is "four trillion, two hundred fifty-two billion, seven hundred forty-four million, eight hundred seventy-two thousand, five hundred thirty-one".