2472165637 has 2 divisors, whose sum is σ = 2472165638. Its totient is φ = 2472165636.

The previous prime is 2472165613. The next prime is 2472165691. The reversal of 2472165637 is 7365612742.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2046114756 + 426050881 = 45234^2 + 20641^2 .

It is a cyclic number.

It is not a de Polignac number, because 2472165637 - 2¹⁹ = 2471641349 is a prime.

It is a super-2 number, since 2×2472165637² = 12223205873527231538, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2472165593 and 2472165602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2472160637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1236082818 + 1236082819.

It is an arithmetic number, because the mean of its divisors is an integer number (1236082819).

Almost surely, 2^2472165637 is an apocalyptic number.

It is an amenable number.

2472165637 is a deficient number, since it is larger than the sum of its proper divisors (1).

2472165637 is an equidigital number, since it uses as much as digits as its factorization.

2472165637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 43.

The square root of 2472165637 is about 49720.8772750441. The cubic root of 2472165637 is about 1352.1530594560.

The spelling of 2472165637 in words is "two billion, four hundred seventy-two million, one hundred sixty-five thousand, six hundred thirty-seven".